arfvsarseTell them apart

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

Which to use

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

#41,000
“arf” frequency rank
#13,462
“arse” frequency rank
54462
confusion score

Side-by-Side Comparison

Feature arf arse
Definition Synonym of woof (“sound of a dog's bark”). A person's buttocks; the bottom, the backside. Also: the anus; the rectum.

Letter map: arf vs arse

Shared letters muted; letters that set arf and arse apart highlighted. Shared run: 2.

3 ch
arf
4 ch
arse

Part-of-speech tell for arf / arse

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: arf is anintj and arseanoun. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 54462, derived from the frequency rank of both members and their visual similarity.

arf is recorded at frequency rank #41,000, classified as anintj. arse is at rank #13,462, tagged as anoun, pronounced /ɑːs/.

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 54462, this pair ranks #140,939 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of arf vs arse

Shared letters: ar. Private to "arf": f. Private to "arse": es.

"arf" · 3 letters · shape VCC  ·  "arse" · 4 letters · shape VCCV

Known mistypes of this pair

  • arsearrse · arsse · asre · rase

Frequently Asked Questions

Is swapping "arf" for "arse" ever safe?
No - they are not even the same part of speech. "arf" is an intj and "arse" a noun, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "arf" vs "arse" - which ranks higher?
"arse" is the more common of the two: it sits at frequency rank #13,462 in our English list, against #41,000 for "arf". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Done with this confusable. These links stay specific to "arf" and "arse".

  • Full dictionary entry for "arf" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "arse" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #140,939 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "arf" and "arse" also get mixed up with nearby pairs, the highest-scored neighbour is "amb vs arf". 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 #140,939 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