archvsarmyConfusable pair

Which to use

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

#25,204
“arch” frequency rank
#20,358
“army” frequency rank
45562
confusion score

Side-by-Side Comparison

Feature arch army
Definition Dans les pays arabes, terre en usufruit collectif chez les peuples Berbères. Armée (plus particulièrement armée de terre), groupe organisé de soldats.

Where the eye mixes arch and army

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

4 ch
arch
4 ch
army

Why the eye confuses arch with army

A purely visual mix-up. arch (\aʁʃ\) and army (\ˈɑɹ.mi\) 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 45562, derived from the frequency rank of both members and their visual similarity.

arch is recorded at frequency rank #25,204, classified as anoun, pronounced \aʁʃ\. army is at rank #20,358, tagged as anoun, pronounced \ˈɑɹ.mi\.

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 45562, this pair ranks #201,793 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of arch vs army

Shared letters: ar. Private to "arch": ch. Private to "army": my.

"arch" · 4 letters · shape VCCC  ·  "army" · 4 letters · shape VCCV

Known mistypes of this pair

  • archacrh · arcch · archh · arhc · arrch · rach
  • armyarmmy · armyy · arrmy · arym · ramy

Frequently Asked Questions

Can "arch" and "army" be used interchangeably?
No. They are said differently (\aʁʃ\ versus \ˈɑɹ.mi\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "arch" vs "army" - which ranks higher?
"army" is the more common of the two: it sits at frequency rank #20,358 in our French list, against #25,204 for "arch". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

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

  • Full dictionary entry for "arch" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "army" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #201,793 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "arch" and "army" also get mixed up with nearby pairs, the highest-scored neighbour is "arch vs arti". 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 #201,793 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list