Proposal vs Suggestion

When to use each in English, with meaning, register, and examples.

Proposal

Top 1,000 (very common)B2noun

Suggestion

Top 2,000 (common)A2noun
Most common: Proposal
 ProposalSuggestion
Pronunciation🇬🇧 /["/prəˈpəʊzl/"]/🇺🇸 /["/prəˈpəʊzl/"]/🇬🇧 /["/səˈdʒestʃən/"]/🇺🇸 /["/səˈdʒestʃən//səɡˈdʒestʃən/"]/
MeaningA plan or idea that someone suggests to others.An idea that you give to someone about what they could do.
ExampleThe committee reviewed the proposal for the new community park.I have a suggestion for our next project that I believe will improve our results.
RegisterNeutralNeutral
How commonTop 1,000 (very common)Top 2,000 (common)
CEFR levelB2A2
Part of speechnounnoun
Collocationsconcrete, detailed, draft, package, set, develop, draft, formulate, proposal concerning, proposal relating to, proposal for, marriage, make, get, receive, a proposal of marriageconstructive, excellent, good, have, come up with, give somebody, box, at the suggestion of, suggestion about, suggestion as to, amid suggestions that…, be open to suggestion, be open to suggestions, constructive, excellent, good, have, come up with, give somebody, box, at the suggestion of, suggestion about, suggestion as to, amid suggestions that…, be open to suggestion, be open to suggestions, implicit, hypnotic, by suggestion, through suggestion, the power of suggestion, faint, mere, slightest, carry, have, at the suggestion of, suggestion of
Antonymsrejection, dismissaldisapproval, rejection
Common mistakesConfused with 'propose' — remember 'proposal' is the noun., Using 'proposal' as a verb — it’s only a noun., Mixing up the contexts — proposals are usually serious plans, not casual suggestions.Using 'suggestion' when a more forceful term like 'order' is needed., Confusing 'suggestion' with 'suggestive,' which has a different meaning., Saying 'give a suggestion' instead of 'make a suggestion.'
Usage notesUsed in both formal and informal contexts but more common in business or academic settings. Not typically used in casual conversations.Use 'suggestion' in both casual and formal contexts. It’s appropriate when offering advice or ideas but should be avoided in situations requiring direct commands or instructions.

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Suggestion

Frequently asked questions: Proposal vs Suggestion

What's the difference between Proposal and Suggestion?

Proposal: A plan or idea that someone suggests to others. Suggestion: An idea that you give to someone about what they could do.

Which is more common: Proposal and Suggestion?

Proposal is the most common in everyday English.

Which is more advanced: Proposal and Suggestion?

Proposal is the highest level, at B2, on the CEFR scale.

Are Proposal and Suggestion the same CEFR level?

Proposal: B2, Suggestion: A2 on the CEFR scale.

What part of speech are Proposal and Suggestion?

Proposal: noun, Suggestion: noun.

Can you show an example of each?

Proposal: The committee reviewed the proposal for the new community park. Suggestion: I have a suggestion for our next project that I believe will improve our results.

Can I use Proposal and Suggestion interchangeably?

Not always. Proposal and Suggestion are related and overlap in some contexts, but they differ in register, how common they are, and usage, so swapping one for another can change the meaning or tone. Check the differences above before substituting.

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