aghvsaoConfusable pair

Quick tell: agh is a intj, ao is a noun, so they fill different roles in a sentence.

Which to use

“agh” is an intj and “ao” is a noun - they look or sound alike but fill different roles in a sentence.

#44,044
“agh” frequency rank
#17,538
“ao” frequency rank
61582
confusion score

Side-by-Side Comparison

Feature agh ao
Definition An exclamation of mild horror, disgust or frustration grue ("blue or green", considered one color)

Letter map: agh vs ao

Shared letters muted; letters that set agh and ao apart highlighted. Shared run: 1.

3 ch
agh
2 ch
ao

Role in the sentence - agh and ao

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: agh is anintj and aoanoun. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 61582, derived from the frequency rank of both members and their visual similarity.

agh is recorded at frequency rank #44,044, classified as anintj, pronounced [æː(x)]. ao is at rank #17,538, 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 61582, this pair ranks #93,407 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of agh vs ao

Shared letters: a. Private to "agh": gh. Private to "ao": o.

"agh" · 3 letters · shape VCC  ·  "ao" · 2 letters · shape VV

Frequently Asked Questions

Is swapping "agh" for "ao" ever safe?
No - they are not even the same part of speech. "agh" is an intj and "ao" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary English text, does "agh" or "ao" show up more?
"ao" is the more common of the two: it sits at frequency rank #17,538 in our English list, against #44,044 for "agh". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

You've compared "agh" and "ao". Here's where to go from here.

  • Full dictionary entry for "agh" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "ao" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #93,407 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "agh" and "ao" also get mixed up with nearby pairs, the highest-scored neighbour is "agh vs amb". Nearby pair

Confusion rank #93,407 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