oustvsoutWhich spelling fits?

Quick tell: oust is a verb, out is an adverb, so they fill different roles in a sentence.

Which to use

“oust” is a verb and “out” is an adverb - they look or sound alike but fill different roles in a sentence.

#31,281
“oust” frequency rank
#45
“out” frequency rank
31326
confusion score

Side-by-Side Comparison

Feature oust out
Definition To expel; to remove. Away from the inside or centre.

Where the eye mixes oust and out

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.

4 ch
oust
3 ch
out

Why the eye confuses oust with out

These two trip readers on the page rather than in the ear: oust is /aʊst/ while out is /aʊt/. 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 (verb vs adverb), which is usually the fastest check. Our composite confusion score for this pair is 31326, derived from the frequency rank of both members and their visual similarity.

oust is recorded at frequency rank #31,281, classified as averb, pronounced /aʊst/. out is at rank #45, tagged as anadv, pronounced /aʊt/.

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 31326, this pair ranks #347,068 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of oust vs out

Shared letters: otu. Private to "oust": s. Private to "out": -.

"oust" · 4 letters · shape VVCC  ·  "out" · 3 letters · shape VVC

Known mistypes of this pair

  • oustosut · ousst · oustt · outs · uost

Frequently Asked Questions

Do "oust" and "out" mean the same thing in a sentence?
No - they are not even the same part of speech. "oust" is a verb and "out" an adverb, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "oust" or "out"?
"out" is the more common of the two: it sits at frequency rank #45 in our English list, against #31,281 for "oust". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

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

  • Full dictionary entry for "oust" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "out" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #347,068 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "oust" and "out" also get mixed up with nearby pairs, the highest-scored neighbour is "oust vs OWS". 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 #347,068 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