Which to use
“ills” is a noun and “ips” is a symbol - they look or sound alike but fill different roles in a sentence.
- #28,587
- “ills” frequency rank
- #20,676
- “ips” frequency rank
- 49263
- confusion score
Side-by-Side Comparison
| Feature | ills | ips |
|---|---|---|
| Definition | plural of ill | Initialism of inch(es) per second. |
Letter map: ills vs ips
Shared letters muted; letters that set ills and ips apart highlighted. Shared run: 2.
Grammar separator: ills vs ips
Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: ills is anoun and ipsasymbol. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 49263, derived from the frequency rank of both members and their visual similarity.
ills is recorded at frequency rank #28,587, classified as anoun, pronounced /ɪlz/. ips is at rank #20,676, tagged as asymbol.
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 49263, this pair ranks #185,284 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of ills vs ips
Shared letters: is. Private to "ills": l. Private to "ips": p.
"ills" · 4 letters · shape VCCC · "ips" · 3 letters · shape VCC
Known mistypes of this pair
- ills ← illss · ilsl · lils
Frequently Asked Questions
Do "ills" and "ips" mean the same thing in a sentence?
In ordinary English text, does "ills" or "ips" show up more?
After this comparison
You've compared "ills" and "ips". Here's where to go from here.
- Full dictionary entry for "ills" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "ips" - compare definitions side by side with the headword page. Word entry
- This pair ranks #185,284 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "ills" and "ips" also get mixed up with nearby pairs, the highest-scored neighbour is "Ilan vs ills". 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 #185,284 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.