IMEvsioTell them apart

Which to use

“IME” and “io” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#47,112
“IME” frequency rank
#16,946
“io” frequency rank
64058
confusion score

Side-by-Side Comparison

Feature IME io
Definition Initialism of input method editor. A type of moth, the io moth.

Letter map: IME vs io

Shared letters muted; letters that set IME and io apart highlighted. Shared run: 1.

3 ch
IME
2 ch
io

Corpus notes: IME and io

IME and io are indexed as a confusable English pair. We have no recorded pronunciation or part of speech for both members, so the spelling overlap is what we can show you: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 64058, derived from the frequency rank of both members and their visual similarity.

IME is recorded at frequency rank #47,112, classified as anoun. io is at rank #16,946, tagged as anoun, pronounced /ˈaɪəʊ/.

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 64058, this pair ranks #79,688 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of IME vs io

Shared letters: i. Private to "IME": em. Private to "io": o.

"IME" · 3 letters · shape VCV  ·  "io" · 2 letters · shape VV

Frequently Asked Questions

Is swapping "IME" for "io" ever safe?
No. They differ by 1 letter(s) in length, but the dictionary glosses above give them different meanings, so swapping one for the other changes what the sentence says.
Frequency check: "IME" vs "io" - which ranks higher?
"io" is the more common of the two: it sits at frequency rank #16,946 in our English list, against #47,112 for "IME". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Done with this confusable. These links stay specific to "IME" and "io".

  • Full dictionary entry for "IME" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "io" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #79,688 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "IME" and "io" also get mixed up with nearby pairs, the highest-scored neighbour is "IME vs ith". Nearby pair

Confusion rank #79,688 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