Opinion vs Sentiment

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

Opinion

Top 1,000 (very common)A1noun

Sentiment

Top 2,000 (common)C1noun
Most common: Opinion
 OpinionSentiment
Pronunciation🇬🇧 /["/əˈpɪnjən/"]/🇺🇸 /["/əˈpɪnjən/"]/🇬🇧 /["/ˈsentɪmənt/"]/🇺🇸 /["/ˈsentɪmənt/"]/
MeaningWhat you think about something.A feeling or emotion about something.
ExampleIn my opinion, the movie was fantastic.The overall sentiment of the article was positive, highlighting the benefits of the new policy.
RegisterNeutralNeutral
How commonTop 1,000 (very common)Top 2,000 (common)
CEFR levelA1C1
Part of speechnounnoun
Collocationsgood, high, low, have, hold, air, change, differ, vary, piece, in your opinion, opinion about, opinion on, be of the opinion that…, a difference of opinion, in my humble opinion, prevailing, general, popular, body, mould/​mold, shape, sway, be against something, be in favour/​favor of something, be divided, poll, former, leader, opinion among, climate of opinion, shades of opiniondeep, strong, growing, express, voice, agree with, run, sentiments about, sentiments on, sentiment against, I, we, etc. appreciate the sentiment, my sentiments exactly, deep, strong, growing, express, voice, agree with, run, sentiments about, sentiments on, sentiment against, I, we, etc. appreciate the sentiment, my sentiments exactly
Antonymsfact, certainty, truthindifference, apathy, disregard
Common mistakes'Opinion' is often confused with 'view' or 'idea', but it’s more about personal belief., Saying 'in my opinion' too frequently can make writing sound repetitive., 'Opinion' is countable, so use 'an opinion' not 'a opinion'.Confused with 'sentimentality', which implies excessive emotions., Using 'sentiment' as a verb; it's only a noun., Mixing up with 'emotion' which is broader.
Usage notesUse 'opinion' when discussing thoughts or views. It’s neutral and suits most situations but may be too informal for formal essays.Use this word when discussing feelings or opinions, especially in contexts like psychology or marketing. It is less common in casual conversations.

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Opinion
Sentiment

Frequently asked questions: Opinion vs Sentiment

What's the difference between Opinion and Sentiment?

Opinion: What you think about something. Sentiment: A feeling or emotion about something.

Which is more common: Opinion and Sentiment?

Opinion is the most common in everyday English.

Which is more advanced: Opinion and Sentiment?

Sentiment is the highest level, at C1, on the CEFR scale.

Are Opinion and Sentiment the same CEFR level?

Opinion: A1, Sentiment: C1 on the CEFR scale.

What part of speech are Opinion and Sentiment?

Opinion: noun, Sentiment: noun.

Can you show an example of each?

Opinion: In my opinion, the movie was fantastic. Sentiment: The overall sentiment of the article was positive, highlighting the benefits of the new policy.

Can I use Opinion and Sentiment interchangeably?

Not always. Opinion and Sentiment 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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