fumevsfutConfusable pair

Quick tell: fume is a noun, fut is an intj, so they fill different roles in a sentence.

Which to use

“fume” is a noun and “fut” is an intj - they look or sound alike but fill different roles in a sentence.

#45,384
“fume” frequency rank
#44,798
“fut” frequency rank
90182
confusion score

Side-by-Side Comparison

Feature fume fut
Definition A gas or vapour/vapor that is strong-smelling or dangerous to inhale. Alternative form of 'sfoot.

Letter map: fume vs fut

Shared letters muted; letters that set fume and fut apart highlighted. Shared run: 2. fume runs 4 letters (CVCV) against fut's 3 (CVC) - the length gap alone is often enough to separate them once you know to check it.

4 ch
fume
3 ch
fut

Grammar separator: fume vs fut

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: fume is anoun and futanintj. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 90182, derived from the frequency rank of both members and their visual similarity.

fume is recorded at frequency rank #45,384, classified as anoun, pronounced /fjuːm/. fut is at rank #44,798, tagged as anintj.

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 90182, this pair ranks #4,418 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of fume vs fut

Shared letters: fu. Private to "fume": em. Private to "fut": t.

"fume" · 4 letters · shape CVCV  ·  "fut" · 3 letters · shape CVC

Known mistypes of this pair

  • fume ← ffume · fmue · fuem · fumme · ufme

Frequently Asked Questions

Can "fume" and "fut" be used interchangeably?
No - they are not even the same part of speech. "fume" is a noun and "fut" an intj, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "fume" or "fut"?
"fut" is the more common of the two: it sits at frequency rank #44,798 in our English list, against #45,384 for "fume". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Pair "fume" vs "fut" is on the table, pick a follow-up below.

  • Full dictionary entry for "fume" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "fut" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #4,418 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "fume" and "fut" also get mixed up with nearby pairs, the highest-scored neighbour is "FOMO vs fume". 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 #4,418 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