Dependent Prepositions

You're halfway through an email to your manager, and suddenly the sentence stalls: "I'm responsible for… responsible of… responsible to…?" Or you've written on LinkedIn, "I'm interested on new opportunities," hit send, and only then noticed the tiny word that makes the whole thing feel a touch off.

Those little words carry more weight than they look.

Here's the thing. Years of solid reading don't automatically hand you these pairings. They're dependent prepositions — prepositions locked to particular verbs, adjectives, and nouns. In working English they do a disproportionate amount of damage: one wobble can make an otherwise competent sentence sound oddly non-native, even when everyone understands exactly what you mean.

Let's be honest — most of us collect these the hard way, mid-draft. Nobody's born knowing you consist of ingredients, insist on a reply, and are capable of better. The good news is there are learnable groupings, a short list of high-frequency traps, and a few memory tricks that spare you the dictionary every single time.

Before you read on, here's where we're heading. By the end of this article, you'll be able to: - Explain what a dependent preposition is and how it differs from a "place/time" one. - Use the pairings that dominate work and everyday writing (depend on, interested in, responsible for, aware of). - Group collocations so you stop learning one-offs forever. - Avoid the errors that quietly undermine CVs, cover letters, and client emails. - Handle the handful of UK/US differences without second-guessing every line.

Beginner (Foundation): What a dependent preposition actually is

Prepositions are the short connecting words — at, in, on, of, for, to, about, with — and most of the time they mark where or when: the report's on the shared drive, the meeting's at nine. That everyday role has its own article, linked below, so I won't rebuild it here.

A dependent preposition is doing a different job. It's not marking place or time; it's simply the word that a particular verb, adjective, or noun habitually takes. The word in front selects it.

• We depend on reliable suppliers.
• She's interested in the role.
• He's good at difficult conversations.
• We're aware of the delay.

There's no where or when in any of those. And "fixed" is the key word — you can't reason your way from depend on to depend of. It's a set pairing, and set pairings are learned, not calculated.

Three buckets cover almost everything you'll need day to day:

Why should a busy adult care? Because clarity still mostly comes from content — but in CVs, cover letters, appraisals, and client work, the canonical pairings signal control. You can be brilliant and still sound slightly unmoored if every fifth adjective rides the wrong preposition. That's a small reputational leak, and it's one you can plug in an afternoon once you start paying attention.

The single most useful habit is to store the word with its preposition as one unit. Don't learn "depend" and hope to reconstruct the rest later. Learn depend on. Learn responsible for. Say them together enough times and your ear does the choosing for you.

Quick recap: - A dependent preposition is selected by a head word — a verb, adjective, or noun — not freestyled from the situation. - Three families cover almost everything: verb, adjective, and noun + preposition. - Wrong pairings usually stay understandable but cost polish and perceived fluency. - Store the word and its preposition together, as one chunk.

Intermediate (Development): Working stock, groups, and classic failures

At this level we stop treating each pairing as a lonely fact and start stocktaking.

A practical starter list for adult life

Workplace verbs - apply for a job · prepare for a meeting · wait for approval - depend on / rely on the data · comment on a draft · insist on the terms - apologise for the delay · apologise to the client [US: apologize] - succeed in securing it · specialise in logistics · result in savings - deal with complaints · cope with change · provide someone with something - suffer from delays · recover from a setback · prevent something from happening

Adjectives that earn their keep - responsible for the budget · accountable to the board - capable of remote delivery · proud of the team - aware of / familiar with the system - worried about / concerned about the timeline · excited about the launch - good at presentation · hopeless at spreadsheets (we all have one) - suitable for juniors · relevant to the brief · different from the prototype - keen on hybrid work · interested in a secondment · committed to the plan

Noun anchors (reports love these) - reason for · need for · demand for - interest in · increase in · decline in - effect on · influence on · impact on - solution to · reply to · approach to · alternative to - knowledge of · lack of · experience in

Here's the free gift across word classes: the same idea usually keeps its preposition through every form.

• We succeeded in closing the gap.
• Our success in closing the gap…
• We were successful in closing the gap.

One preposition, three forms. Learn with that family instinct and the memory load shrinks dramatically.

Where adults usually trip

A handful of these quietly undermine otherwise strong writing:

1. depend of → depend **on
2. responsible of → responsible **for
3. interested about → interested **in
4. discuss about / mention about → mostly bare: discuss the proposal
5. married with him → married to him (a classic direct-translation slip)
6. experience on project management → experience **in

Here's the email-at-4:55-on-a-Friday classic:

Hi Sara — just confirming the launch still depends of the legal review. We're all really excited for the new brand, and Katie is responsible of the assets.

Three quiet repairs later:

…the launch still depends on the legal review. We're really excited about the new brand, and Katie is responsible for the assets.

Same meaning. Much steadier confidence.

Common Mistake: "I'll explain you the issue." That's a double fault — the verb pattern and a missing to. It's I'll explain the issue to you. Explain never takes a person as its direct object.

Common Mistake: "Please inform me about the changes." It's understandable, but inform prefers of: inform me of the changes. Small, but a careful reader notices.

Pro-Tip: Keep a running note titled "Prepositions I always check" — with your offenders, not a generic hundred. Five personal lines beat a long list you'll never use. I still glance at averse to and adept at when I'm tired.

Don't demand a story behind every pairing, either. Afraid of has a faint logic; good at football is pure usage, not geometry. Accurate storage beats a mythical reason every time.

Quick recap: - Build your stock around work verbs, evaluation adjectives, and report nouns. - Related forms usually share one preposition (succeed in / successful in / success in). - High-frequency traps: depend on, responsible for, interested in, and bare discuss. - Track your own recurring errors; generic lists don't stick under deadline.

Advanced (Mastery): Fine distinctions, register, and strategy

This is where careful writers pull ahead. You'll meet pairs that look interchangeable until they aren't — and choices that shift tone rather than raw meaning.

Fine distinctions that turn up in real documents

• angry with a person · angry about a situation
• responsible for an outcome (in charge of) · accountable to a board (answerable to)
• concerned about a risk (worried) · concerned with a topic (dealing with) — This chapter is concerned with cost analysis.
• good at a task (skilled) · good with people/systems (handles them well)
• sorry for someone (sympathy) · sorry about what happened · apologise for your own act
• pleased with the results · pleased for a colleague who got the promotion
• consist of five stages · consist in (rare, formal, "the true nature of") — you mostly need consist of
• increase in something (the thing that grew) · increase of 10% (the amount) — you can combine them: an increase of 10% in sales

And the blame switchback, worth tattooing on the laptop lid:

• blame someone for the outage
• blame the outage on someone

Reorder the two things and the preposition flips with them.

Then there's the confident family, which trips up more people than you'd expect:

• confident of success (of + noun/gerund, slightly formal)
• confident about the outcome (feeling secure)
• confident in her team (trusting them)
• confident that it'll deliver (before a clause)

So when a pairing feels wrong, don't just cycle through prepositions until one sounds passable — ask whether the meaning has moved. Half the time it has.

Register and texture

Watch the same dependency chain climb from casual to formal:

• She's really into process redesign. (chat, internal Slack)
• She's particularly interested in process redesign. (professional email)
• Her interest in process redesign has shaped this quarter's priorities. (formal report)

Same core pairing (interest / interested in), three levels of polish. Clients and interview panels rarely need slang into; internal messages carry it easily.

The noun + preposition structures deserve a special mention here, because they're the quiet workhorses of formal writing:

• Informal: Sales went up a lot last year.
• Formal: There was a significant increase in sales last year.
• Informal: We fixed the problem.
• Formal: We found a solution to the problem.

When you're drafting something formal, scan a well-edited report and steal its noun + preposition structures (impact on, solution to, reason for). Then ask, as you draft: can I rephrase this using one of those? For more on matching tone to the room, see H4.1.

Strategy for people who edit under pressure

1. Do a preposition-only pass. After the content edit, one skim looking solely at adjective/verb + preposition junctions.
2. Mine your sent folder. Search for depend, responsible, interested, impact, solution. You'll spot your own drift fast.
3. Trust dictionary examples over gut. Good learner and advanced dictionaries bold the dependent preposition (rely on; consist of). That's faster and more reliable than folklore.
4. Rewrite rather than patch. If a pairing won't come, change the frame — responsible for onboarding becomes who owns onboarding — then make yourself a flashcard afterwards.

I still half-pause on averse to and complicit in. Humility scales better than confidence.

Where this article stops

Two boundaries, so we don't wander into other articles' gardens. Phrasal verbs — look into an issue, follow up on a lead, put up with a delay — are a different beast, because the particle can transform the verb's meaning entirely. Some look like dependent prepositions; the test is whether the whole unit takes on a new, idiomatic sense. The full treatment is in H3.4. And free place/time prepositions (in March, on the dashboard, at the venue) belong to the wider preposition articles (H6.1, H6.2). This piece is about word-selected pairings, not every in/on/at under the sun.

Common Mistake: "This report is comprised of three sections." Careful writers avoid it. Use comprises (no preposition) — the report comprises three sections — or consists of / is composed of. It's a favourite red-pen target on CVs and reports.

Pro-Tip: On a CV, search for responsible and force every hit into responsible for + a strong noun or gerund. It's the single highest-value dependent-preposition tidy-up for job applications.

Quick recap: - Near-synonyms split by preposition (concerned about vs concerned with) — learn them as separate tools. - Reordering can flip the preposition (blame for / blame on). - Match the pairing to the register: chat, professional email, formal report. - Use a dedicated preposition pass, and let a dictionary settle genuine doubt.

UK vs US Usage

The core pairings are shared: interested in, responsible for, depend on, aware of, good at work identically on both sides. You learn the stock once. But a handful diverge, and each side occasionally "corrects" the other by mistake.

different from / to / than. In careful UK professional English, different from remains the safest, most editor-friendly choice. Different to is well established in British use. US professional writing leans on different than, especially before a clause: "different than we forecast." For a multinational audience, different from rarely surprises anyone.

write to. In UK English you write to someone: "Please write to HR." American English frequently drops the to: "Please write us with any questions." To UK ears, "write us" can sound abrupt; to US ears, "write to us" can feel slightly formal. Both are standard at home.

cater for / cater to. UK training copy tends to cater for mixed levels; US copy more often caters to beginners. (In UK usage, cater to can carry a faint whiff of "pander to," so the distinction matters.)

meet / meet with. US business English uses "I met with the client" freely; UK English often just says "I met the client" — though meet with has spread into UK usage too.

at the weekend / on the weekend. UK at the weekend; US on the weekend. Strictly a set time phrase rather than a dependent preposition, but you'll meet it constantly if your team straddles the Atlantic.

A quick word on spelling markers that sit near prepositions: in favour of [US: in favor of], behaviour towards [US: behavior toward], and the free-standing towards (UK preference) vs toward (US preference). The preposition itself rarely changes with the spelling.

If you write to a UK style sheet, default British; to a US house style, follow that. And if the client's style guide is silent, pick one variety and stay consistent — don't mix different than with at the weekend in the same memo.

Key Takeaways

• A dependent preposition is a fixed partner attached to a verb, adjective, or noun — not a marker of place or time.
• Adult essentials: depend on, rely on, interested in, responsible for, aware of, capable of, solution to, effect on, reason for.
• Learn each word with its preposition, and learn related forms as families (succeed in / successful in / success in).
• Watch for meaning shifts (concerned about vs concerned with; confident of / about / in).
• The highest-frequency credibility nicks: depend of, responsible of, interested about, discuss about, comprised of.
• Use a preposition-only edit pass on anything client-facing.
• UK/US differences are real but few; different from is the diplomatic default.

Check Your Understanding

1. Correct this line: "Payment still depends of supplier confirmation."
2. Fill both gaps: "Please apologise ___ the client ___ the late delivery."
3. Which is the safer formal UK choice? "The outcome was different ___ last quarter's." (from / than / of)
4. Why might "We discussed about headcount" weaken a meeting summary?
5. Rewrite with the standard chain: "She is the person responsible of onboarding new starters."

Related Articles (Internal Links)

• H6.1 — Prepositions: The Basics (UK / US) — what prepositions are and their core place/time roles.
• H6.2 — Prepositions of Place and Time — the freer "on the drive, at nine" prepositions.
• H3.4 — Phrasal Verbs — verb + particle combinations where the particle changes the meaning (look into, follow up on).
• H4.1 — Register and Tone — matching formality across emails, reports, and everyday writing.

Roger Fielding writes about English the way he edits books — patiently, with real examples, and without ever making anyone feel small for not having been told this at school.