oftvsokiWhich spelling fits?

Quick tell: oft is a adverb, oki is an intj, so they fill different roles in a sentence.

Which to use

“oft” is an adverb and “oki” is an intj - they look or sound alike but fill different roles in a sentence.

#21,016
“oft” frequency rank
#48,391
“oki” frequency rank
69407
confusion score

Side-by-Side Comparison

Feature oft oki
Definition often; frequently; not rarely Alternative form of OK.

Letter map: oft vs oki

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

3 ch
oft
3 ch
oki

Grammar separator: oft vs oki

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: oft is anadverb and okianintj. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 69407, derived from the frequency rank of both members and their visual similarity.

oft is recorded at frequency rank #21,016, classified as anadv, pronounced /ɔft/. oki is at rank #48,391, tagged as anintj.

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 69407, this pair ranks #54,691 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of oft vs oki

Shared letters: o. Private to "oft": ft. Private to "oki": ik.

"oft" · 3 letters · shape VCC  ·  "oki" · 3 letters · shape VCV

Frequently Asked Questions

Can "oft" and "oki" be used interchangeably?
No - they are not even the same part of speech. "oft" is an adverb and "oki" an intj, so a sentence built for one is usually ungrammatical with the other.
In ordinary English text, does "oft" or "oki" show up more?
"oft" is the more common of the two: it sits at frequency rank #21,016 in our English list, against #48,391 for "oki". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

You've compared "oft" and "oki". Here's where to go from here.

  • Full dictionary entry for "oft" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "oki" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #54,691 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "oft" and "oki" also get mixed up with nearby pairs, the highest-scored neighbour is "oki vs omi". Nearby pair

Confusion rank #54,691 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