OPIvsourWhat's the difference?

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

Which to use

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

#45,558
“OPI” frequency rank
#76
“our” frequency rank
45634
confusion score

Side-by-Side Comparison

Feature OPI our
Definition Initialism of office of primary interest. Belonging to us, excluding the person(s) being addressed (exclusive our).

Letter map: OPI vs our

Shared letters muted; letters that set OPI and our apart highlighted. Shared run: 1. OPI (VCV) and our (VVC) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

3 ch
OPI
3 ch
our

Part-of-speech tell for OPI / our

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: OPI is anoun and ouradeterminer. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 45634, derived from the frequency rank of both members and their visual similarity.

OPI is recorded at frequency rank #45,558, classified as anoun. our is at rank #76, tagged as adet, pronounced /ˈaʊə(ɹ)/.

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 45634, this pair ranks #219,386 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of OPI vs our

Shared letters: o. Private to "OPI": ip. Private to "our": ru.

"OPI" · 3 letters · shape VCV  ·  "our" · 3 letters · shape VVC

Frequently Asked Questions

Is swapping "OPI" for "our" ever safe?
No - they are not even the same part of speech. "OPI" is a noun and "our" a determiner, so a sentence built for one is usually ungrammatical with the other.
In ordinary English text, does "OPI" or "our" show up more?
"our" is the more common of the two: it sits at frequency rank #76 in our English list, against #45,558 for "OPI". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

Done with this confusable. These links stay specific to "OPI" and "our".

  • Full dictionary entry for "OPI" 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 #219,386 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "OPI" and "our" also get mixed up with nearby pairs, the highest-scored neighbour is "omi vs OPI". Nearby pair

Confusion rank #219,386 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list