fusevsfusedWhich spelling fits?

Quick tell: fuse is a noun, fused is a verb, so they fill different roles in a sentence.

Which to use

“fuse” is a noun and “fused” is a verb - they look or sound alike but fill different roles in a sentence.

#12,605
“fuse” frequency rank
#17,147
“fused” frequency rank
29752
confusion score

Side-by-Side Comparison

Feature fuse fused
Definition A cord that, when lit, conveys the fire to some explosive device, such as a bomb. simple past and past participle of fuse

Where the eye mixes fuse and fused

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence.

4 ch
fuse
5 ch
fused

Look-alike desk: fuse vs fused

These two trip readers on the page rather than in the ear: fuse is /fjuːz/ while fused is /fjuːzd/. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 extra letter(s) - “fuse” sits inside “fused”, and the parts of speech differ too (noun vs verb), which is usually the fastest check. Our composite confusion score for this pair is 29752, derived from the frequency rank of both members and their visual similarity.

fuse is recorded at frequency rank #12,605, classified as anoun, pronounced /fjuːz/. fused is at rank #17,147, tagged as averb, pronounced /fjuːzd/.

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 29752, this pair ranks #360,346 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of fuse vs fused

Shared letters: efsu. Private to "fuse": -. Private to "fused": d.

"fuse" · 4 letters · shape CVCV  ·  "fused" · 5 letters · shape CVCVC

Known mistypes of this pair

  • fuseffuse · fsue · fues · fusse · ufse
  • fusedffused · fsued · fuesd · fusde · fusedd · fussed · ufsed

Frequently Asked Questions

Do "fuse" and "fused" mean the same thing in a sentence?
No - they are not even the same part of speech. "fuse" is a noun and "fused" a verb, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "fuse" or "fused"?
"fuse" is the more common of the two: it sits at frequency rank #12,605 in our English list, against #17,147 for "fused". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

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

  • Full dictionary entry for "fuse" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "fused" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #360,346 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "fuse" and "fused" also get mixed up with nearby pairs, the highest-scored neighbour is "fluted vs fused". 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 #360,346 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