ownvsozWhich spelling fits?

Quick tell: own is a adjective, oz is a noun, so they fill different roles in a sentence.

Which to use

“own” is an adjective and “oz” is a noun - they look or sound alike but fill different roles in a sentence.

#178
“own” frequency rank
#7,037
“oz” frequency rank
7215
confusion score

Side-by-Side Comparison

Feature own oz
Definition Belonging to; possessed; acquired; proper to; property of; titled to; held in one's name; under/using the name of. Often marks a possessive determiner as reflexive, referring back to the subject of the clause or sentence. Abbreviation of ounce; any of various units of weight and volume.

Where the eye mixes own and oz

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.

3 ch
own
2 ch
oz

Why the eye confuses own with oz

These two trip readers on the page rather than in the ear: own is /əʊn/ while oz is /aʊns/. 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 (adjective vs noun), which is usually the fastest check. Our composite confusion score for this pair is 7215, derived from the frequency rank of both members and their visual similarity.

own is recorded at frequency rank #178, classified as anadj, pronounced /əʊn/. oz is at rank #7,037, tagged as anoun, pronounced /aʊns/.

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 7215, this pair ranks #508,073 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of own vs oz

Shared letters: o. Private to "own": nw. Private to "oz": z.

"own" · 3 letters · shape VCC  ·  "oz" · 2 letters · shape VC

Frequently Asked Questions

Do "own" and "oz" mean the same thing in a sentence?
No - they are not even the same part of speech. "own" is an adjective and "oz" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "own" or "oz"?
"own" is the more common of the two: it sits at frequency rank #178 in our English list, against #7,037 for "oz". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

Eye-level mix-up between "own" and "oz" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "own" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "oz" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #508,073 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "own" and "oz" also get mixed up with nearby pairs, the highest-scored neighbour is "omi vs oz". Nearby pair

Confusion rank #508,073 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