irevsisoWhat's the difference?

Which to use

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

#21,834
“ire” frequency rank
#9,771
“iso” frequency rank
31605
confusion score

Side-by-Side Comparison

Feature ire iso
Definition Iron. Clipping of isolation.

Where the eye mixes ire and iso

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.

3 ch
ire
3 ch
iso

Look-alike desk: ire vs iso

A purely visual mix-up. ire (/aɪ.ɚ/) and iso (/ˈaɪsəʊ/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 31605, derived from the frequency rank of both members and their visual similarity.

ire is recorded at frequency rank #21,834, classified as anoun, pronounced /aɪ.ɚ/. iso is at rank #9,771, tagged as anoun, pronounced /ˈaɪsəʊ/.

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 31605, this pair ranks #344,737 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of ire vs iso

Shared letters: i. Private to "ire": er. Private to "iso": os.

"ire" · 3 letters · shape VCV  ·  "iso" · 3 letters · shape VCV

Frequently Asked Questions

Do "ire" and "iso" mean the same thing in a sentence?
No. They are said differently (/aɪ.ɚ/ versus /ˈaɪsəʊ/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "ire" or "iso"?
"iso" is the more common of the two: it sits at frequency rank #9,771 in our English list, against #21,834 for "ire". 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 "ire" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "iso" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #344,737 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "ire" and "iso" also get mixed up with nearby pairs, the highest-scored neighbour is "ire vs ith". Nearby pair

Confusion rank #344,737 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