IRAvsishaConfusable pair

Which to use

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

#9,057
“IRA” frequency rank
#49,432
“isha” frequency rank
58489
confusion score

Side-by-Side Comparison

Feature IRA isha
Definition Initialism of individual retirement account. The evening/night Islamic prayer.

Letter map: IRA vs isha

Shared letters muted; letters that set IRA and isha apart highlighted. Shared run: 2. IRA runs 3 letters (VCV) against isha's 4 (VCCV) - the length gap alone is often enough to separate them once you know to check it.

3 ch
IRA
4 ch
isha

Pair insight - IRA / isha

IRA and isha 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 58489, derived from the frequency rank of both members and their visual similarity.

IRA is recorded at frequency rank #9,057, classified as anoun, pronounced /aɪ ɑɹ eɪ/. isha is at rank #49,432, tagged as anoun.

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 58489, this pair ranks #112,214 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of IRA vs isha

Shared letters: ai. Private to "IRA": r. Private to "isha": hs.

"IRA" · 3 letters · shape VCV  ·  "isha" · 4 letters · shape VCCV

Known mistypes of this pair

  • isha ← ihsa · isah · ishha · issha · siha

Frequently Asked Questions

Can "IRA" and "isha" be used interchangeably?
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.
Which is more common, "IRA" or "isha"?
"IRA" is the more common of the two: it sits at frequency rank #9,057 in our English list, against #49,432 for "isha". 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 "IRA" and "isha".

  • Full dictionary entry for "IRA" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "isha" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #112,214 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "IRA" and "isha" also get mixed up with nearby pairs, the highest-scored neighbour is "isha vs ith". 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 #112,214 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