opvsourTell them apart

Quick tell: op is a preposition, our is a determiner, so they fill different roles in a sentence.

Which to use

“op” is a preposition and “our” is a determiner - they look or sound alike but fill different roles in a sentence.

#2,889
“op” frequency rank
#9,528
“our” frequency rank
12417
confusion score

Side-by-Side Comparison

Feature op our
Definition Sur. Notre, nos

Where the eye mixes op and our

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.

2 ch
op
3 ch
our

Why the eye confuses op with our

These two trip readers on the page rather than in the ear: op is \ɔp\ while our is \aʊɚ\. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (preposition vs determiner), which is usually the fastest check. Our composite confusion score for this pair is 12417, derived from the frequency rank of both members and their visual similarity.

op is recorded at frequency rank #2,889, classified as aprep, pronounced \ɔp\. our is at rank #9,528, tagged as adet, pronounced \aʊɚ\.

Glosses for this pair are partially populated in our dataset, but the full side-by-side definitions above should still guide you to the right choice.

With a confusion score of 12417, this pair ranks #405,356 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of op vs our

Shared letters: o. Private to "op": p. Private to "our": ru.

"op" · 2 letters · shape VC  ·  "our" · 3 letters · shape VVC

Frequently Asked Questions

Can "op" and "our" be used interchangeably?
No - they are not even the same part of speech. "op" is a preposition and "our" a determiner, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "op" or "our"?
"op" is the more common of the two: it sits at frequency rank #2,889 in our French list, against #9,528 for "our". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "op" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "our" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #405,356 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "op" and "our" also get mixed up with nearby pairs, the highest-scored neighbour is "och vs our". Nearby pair

Confusion rank #405,356 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list