armyvsarseConfusable pair

Which to use

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

#921
“army” frequency rank
#13,462
“arse” frequency rank
14383
confusion score

Side-by-Side Comparison

Feature army arse
Definition A large, highly organized military force, concerned mainly with ground (rather than air or naval) operations. A person's buttocks; the bottom, the backside. Also: the anus; the rectum.

Where the eye mixes army and arse

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

4 ch
army
4 ch
arse

Visual trap between army and arse

A purely visual mix-up. army (/ˈɑː.mi/) and arse (/ɑːs/) 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 14383, derived from the frequency rank of both members and their visual similarity.

army is recorded at frequency rank #921, classified as anoun, pronounced /ˈɑː.mi/. 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 14383, this pair ranks #470,368 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of army vs arse

Shared letters: ar. Private to "army": my. Private to "arse": es.

"army" · 4 letters · shape VCCV  ·  "arse" · 4 letters · shape VCCV

Known mistypes of this pair

  • armyamry · armmy · armyy · arrmy · arym · ramy
  • arsearrse · arsse · asre · rase

Frequently Asked Questions

Is swapping "army" for "arse" ever safe?
No. They are said differently (/ˈɑː.mi/ versus /ɑːs/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "army" or "arse"?
"army" is the more common of the two: it sits at frequency rank #921 in our English list, against #13,462 for "arse". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "army" 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 #470,368 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "army" and "arse" also get mixed up with nearby pairs, the highest-scored neighbour is "arco vs arse". 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 #470,368 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