Which to use
“ibis” is a noun and “iOS” is a name - they look or sound alike but fill different roles in a sentence.
- #35,763
- “ibis” frequency rank
- #5,888
- “iOS” frequency rank
- 41651
- confusion score
Side-by-Side Comparison
| Feature | ibis | iOS |
|---|---|---|
| Definition | Any of various long-legged wading birds in the family Threskiornithidae, having long downcurved bills used to probe the mud for prey such as crustaceans. | A mobile operating system (OS) created and developed by Apple Inc. exclusively for its hardware. |
Letter map: ibis vs iOS
Shared letters muted; letters that set ibis and iOS apart highlighted. Shared run: 2. ibis runs 4 letters (VCVC) against iOS's 3 (VVC) - the length gap alone is often enough to separate them once you know to check it.
Role in the sentence - ibis and iOS
Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: ibis is anoun and iOSaname. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 41651, derived from the frequency rank of both members and their visual similarity.
ibis is recorded at frequency rank #35,763, classified as anoun, pronounced /ˈaɪ.bɪs/. iOS is at rank #5,888, 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 41651, this pair ranks #256,307 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of ibis vs iOS
Shared letters: is. Private to "ibis": b. Private to "iOS": o.
"ibis" · 4 letters · shape VCVC · "iOS" · 3 letters · shape VVC
Known mistypes of this pair
- ibis ← biis · ibbis · ibiss · ibsi · iibs
Frequently Asked Questions
Is swapping "ibis" for "iOS" ever safe?
Which is more common, "ibis" or "iOS"?
After this comparison
You've compared "ibis" and "iOS". Here's where to go from here.
- Full dictionary entry for "ibis" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "iOS" - compare definitions side by side with the headword page. Word entry
- This pair ranks #256,307 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "ibis" and "iOS" also get mixed up with nearby pairs, the highest-scored neighbour is "ibis vs ices". 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 #256,307 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.