okavsOtaWhich spelling fits?

Quick tell: oka is a noun, Ota is a name, so they fill different roles in a sentence.

Which to use

“oka” is a noun and “Ota” is a name - they look or sound alike but fill different roles in a sentence.

#46,669
“oka” frequency rank
#30,163
“Ota” frequency rank
76832
confusion score

Side-by-Side Comparison

Feature oka Ota
Definition A former Turkish, Egyptian, Hungarian, and Romanian unit of weight, usually of a little more than a kilogram. A surname from Japanese.

Letter map: oka vs Ota

Shared letters muted; letters that set oka and Ota apart highlighted. Shared run: 2. oka and Ota follow the identical consonant-vowel pattern (VCV). Same shape at a glance is often the real trap, independent of shared letters.

3 ch
oka
3 ch
Ota

Grammar separator: oka vs Ota

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: oka is anoun and Otaaname. On the page they differ by a single letter - k in “oka” becomes t in “Ota”. Our composite confusion score for this pair is 76832, derived from the frequency rank of both members and their visual similarity.

oka is recorded at frequency rank #46,669, classified as anoun, pronounced /ˈɒkə/. Ota is at rank #30,163, tagged as aname.

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 76832, this pair ranks #29,010 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of oka vs Ota

Shared letters: ao. Private to "oka": k. Private to "Ota": t.

"oka" · 3 letters · shape VCV  ·  "Ota" · 3 letters · shape VCV

Frequently Asked Questions

Do "oka" and "Ota" mean the same thing in a sentence?
No - they are not even the same part of speech. "oka" is a noun and "Ota" a name, so a sentence built for one is usually ungrammatical with the other.
In ordinary English text, does "oka" or "Ota" show up more?
"Ota" is the more common of the two: it sits at frequency rank #30,163 in our English list, against #46,669 for "oka". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Pair "oka" vs "Ota" is on the table, pick a follow-up below.

  • Full dictionary entry for "oka" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Ota" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #29,010 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "oka" and "Ota" also get mixed up with nearby pairs, the highest-scored neighbour is "oka vs omi". Nearby pair

Confusion rank #29,010 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