atomevsatosTell them apart

Which to use

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

#15,092
“atome” frequency rank
#47,734
“atos” frequency rank
62826
confusion score

Side-by-Side Comparison

Feature atome atos
Definition Composant de la matière, plus petite partie d’un corps simple pouvant se combiner avec une autre. Limite, borne.

Letter map: atome vs atos

Shared letters muted; letters that set atome and atos apart highlighted. Shared run: 3. atome runs 5 letters (VCVCV) against atos's 4 (VCVC) - the length gap alone is often enough to separate them once you know to check it.

5 ch
atome
4 ch
atos

Pair insight - atome / atos

atome and atos are indexed as a confusable French pair. We have no recorded pronunciation or part of speech for both members, so the spelling overlap is what we can show you: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 62826, derived from the frequency rank of both members and their visual similarity.

atome is recorded at frequency rank #15,092, classified as anoun, pronounced \a.tom\. atos is at rank #47,734, 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 62826, this pair ranks #85,082 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of atome vs atos

Shared letters: aot. Private to "atome": em. Private to "atos": s.

"atome" · 5 letters · shape VCVCV  ·  "atos" · 4 letters · shape VCVC

Known mistypes of this pair

  • atome ← aotme · atmoe · atoem · atomme · attome · taome
  • atos ← aots · atoss · atso · attos · taos

Frequently Asked Questions

Can "atome" and "atos" be used interchangeably?
No. They differ by 1 letter(s) in length, but the dictionary glosses above give them different meanings, so swapping one for the other changes what the sentence says.
Which is more common, "atome" or "atos"?
"atome" is the more common of the two: it sits at frequency rank #15,092 in our French list, against #47,734 for "atos". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Pair "atome" vs "atos" is on the table, pick a follow-up below.

  • Full dictionary entry for "atome" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "atos" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #85,082 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "atome" and "atos" also get mixed up with nearby pairs, the highest-scored neighbour is "atos vs aves". 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 #85,082 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