OhiovsoiWhich spelling fits?

Quick tell: Ohio is a name, oi is a phrase, so they fill different roles in a sentence.

Which to use

“Ohio” is a name and “oi” is a phrase - they look or sound alike but fill different roles in a sentence.

#16,505
“Ohio” frequency rank
#26,990
“oi” frequency rank
43495
confusion score

Side-by-Side Comparison

Feature Ohio oi
Definition Bundesstaat im Nordosten der USA ein Grußwort mit unverbindlichem Charakter

Where the eye mixes Ohio and oi

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

4 ch
Ohio
2 ch
oi

Why the eye confuses Ohio with oi

These two trip readers on the page rather than in the ear: Ohio is [oˈhaɪ̯o] while oi is [oj]. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 letter(s) in length, and the parts of speech differ too (name vs phrase), which is usually the fastest check. Our composite confusion score for this pair is 43495, derived from the frequency rank of both members and their visual similarity.

Ohio is recorded at frequency rank #16,505, classified as aname, pronounced [oˈhaɪ̯o]. oi is at rank #26,990, tagged as aphrase, pronounced [oj].

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 43495, this pair ranks #1,416,260 of 2,006,359 scored German confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of Ohio vs oi

Shared letters: io. Private to "Ohio": h. Private to "oi": -.

"Ohio" · 4 letters · shape VCVV  ·  "oi" · 2 letters · shape VV

Known mistypes of this pair

  • Ohiohoio · ohhio · ohoi · oiho

Frequently Asked Questions

Do "Ohio" and "oi" mean the same thing in a sentence?
No - they are not even the same part of speech. "Ohio" is a name and "oi" a phrase, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "Ohio" or "oi"?
"Ohio" is the more common of the two: it sits at frequency rank #16,505 in our German list, against #26,990 for "oi". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "Ohio" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "oi" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,416,260 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "Ohio" and "oi" also get mixed up with nearby pairs, the highest-scored neighbour is "OGH vs oi". Nearby pair
  • Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes

Confusion rank #1,416,260 of 2,006,359 scored German pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list