obsvsomWhat's the difference?

Quick tell: obs is a verb, om is a pronoun, so they fill different roles in a sentence.

Which to use

“obs” is a verb and “om” is a pronoun - they look or sound alike but fill different roles in a sentence.

#13,851
“obs” frequency rank
#7,092
“om” frequency rank
20943
confusion score

Side-by-Side Comparison

Feature obs om
Definition Deuxième personne du singulier de l’impératif présent de obsen. On.

Letter map: obs vs om

Shared letters muted; letters that set obs and om apart highlighted. Shared run: 1.

3 ch
obs
2 ch
om

Grammar separator: obs vs om

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: obs is averb and omapronoun. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 20943, derived from the frequency rank of both members and their visual similarity.

obs is recorded at frequency rank #13,851, classified as averb, pronounced \ɔps\. om is at rank #7,092, tagged as apron.

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 20943, this pair ranks #365,663 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of obs vs om

Shared letters: o. Private to "obs": bs. Private to "om": m.

"obs" · 3 letters · shape VCC  ·  "om" · 2 letters · shape VC

Frequently Asked Questions

Do "obs" and "om" mean the same thing in a sentence?
No - they are not even the same part of speech. "obs" is a verb and "om" a pronoun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "obs" or "om"?
"om" is the more common of the two: it sits at frequency rank #7,092 in our French list, against #13,851 for "obs". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Pair "obs" vs "om" is on the table, pick a follow-up below.

  • Full dictionary entry for "obs" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "om" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #365,663 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "obs" and "om" also get mixed up with nearby pairs, the highest-scored neighbour is "obs vs och". Nearby pair

Confusion rank #365,663 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