oppvsopsWhich spelling fits?

Quick tell: opp is a preposition, ops is a noun, so they fill different roles in a sentence.

Which to use

“opp” is a preposition and “ops” is a noun - they look or sound alike but fill different roles in a sentence.

#35,442
“opp” frequency rank
#9,639
“ops” frequency rank
45081
confusion score

Side-by-Side Comparison

Feature opp ops
Definition Abbreviation of opposite. operations

Letter map: opp vs ops

Shared letters muted; letters that set opp and ops apart highlighted. Shared run: 2.

3 ch
opp
3 ch
ops

Part-of-speech tell for opp / ops

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: opp is apreposition and opsanoun. On the page they differ by a single letter - p in “opp” becomes s in “ops”. Our composite confusion score for this pair is 45081, derived from the frequency rank of both members and their visual similarity.

opp is recorded at frequency rank #35,442, classified as aprep, pronounced /ɒp/. ops is at rank #9,639, tagged as anoun.

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 45081, this pair ranks #224,596 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of opp vs ops

Shared letters: op. Private to "opp": -. Private to "ops": s.

"opp" · 3 letters · shape VCC  ·  "ops" · 3 letters · shape VCC

Frequently Asked Questions

Can "opp" and "ops" be used interchangeably?
No - they are not even the same part of speech. "opp" is a preposition and "ops" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "opp" or "ops"?
"ops" is the more common of the two: it sits at frequency rank #9,639 in our English list, against #35,442 for "opp". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Pair "opp" vs "ops" is on the table, pick a follow-up below.

  • Full dictionary entry for "opp" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "ops" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #224,596 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "opp" and "ops" also get mixed up with nearby pairs, the highest-scored neighbour is "omi vs opp". Nearby pair

Confusion rank #224,596 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