offvsomWhat's the difference?

Quick tell: off is a adverb, om is a noun, so they fill different roles in a sentence.

Which to use

“off” is an adverb and “om” is a noun - they look or sound alike but fill different roles in a sentence.

#6,804
“off” frequency rank
#24,976
“om” frequency rank
31780
confusion score

Side-by-Side Comparison

Feature off om
Definition Fuera, afuera. Hombre

Where the spellings diverge

Shared letters are muted; the letters that actually set off and om apart are highlighted. They share 1 letter in sequence, which is exactly why the eye skips the difference.

3 ch
off
2 ch
om

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: off is /ɒf/ while om is [om]. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (adverb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 31780, derived from the frequency rank of both members and their visual similarity.

off is recorded at frequency rank #6,804, classified as anadv, pronounced /ɒf/. om is at rank #24,976, tagged as anoun, pronounced [om].

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 31780, this pair ranks #205,356 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of off vs om

Shared letters: o. Private to "off": f. Private to "om": m.

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

Frequency comparison

off#6,804
om#24,976

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "off" and "om" be used interchangeably?
No - they are not even the same part of speech. "off" is an adverb and "om" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "off" or "om"?
"off" is the more common of the two: it sits at frequency rank #6,804 in our Spanish list, against #24,976 for "om". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Remembering off vs om

The fastest way to pick the right one every time.

  • Check the role first: if you need an adverb, it's “off”; for a noun, it's “om”.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “off” entry
  • Browse more pairs most likely to be confused. Most confusable

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

Source: FrequencyWords open word-frequency list