Which to use
“agh” is an intj and “arch” is a noun - they look or sound alike but fill different roles in a sentence.
- #44,044
- “agh” frequency rank
- #6,865
- “arch” frequency rank
- 50909
- confusion score
Side-by-Side Comparison
| Feature | agh | arch |
|---|---|---|
| Definition | An exclamation of mild horror, disgust or frustration | An inverted U shape. |
Where the eye mixes agh and arch
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.
Why the eye confuses agh with arch
These two trip readers on the page rather than in the ear: agh is [æː(x)] while arch is /ɑɹt͡ʃ/. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (intj vs noun), which is usually the fastest check. Our composite confusion score for this pair is 50909, 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)]. arch is at rank #6,865, tagged as anoun, pronounced /ɑɹt͡ʃ/.
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 50909, this pair ranks #170,074 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of agh vs arch
Shared letters: ah. Private to "agh": g. Private to "arch": cr.
"agh" · 3 letters · shape VCC · "arch" · 4 letters · shape VCCC
Known mistypes of this pair
- arch ← acrh · arcch · archh · arhc · arrch · rach
Frequently Asked Questions
Do "agh" and "arch" mean the same thing in a sentence?
Frequency check: "agh" vs "arch" - which ranks higher?
Useful next steps
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "agh" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "arch" - compare definitions side by side with the headword page. Word entry
- This pair ranks #170,074 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "agh" and "arch" also get mixed up with nearby pairs, the highest-scored neighbour is "agh vs amb". 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 #170,074 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.