filletvsfullerTell them apart

Quick tell: fillet is a noun, fuller is an adjective, so they fill different roles in a sentence.

Which to use

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

#30,047
“fillet” frequency rank
#9,751
“fuller” frequency rank
39798
confusion score

Side-by-Side Comparison

Feature fillet fuller
Definition A headband; a ribbon or other band used to tie the hair up, or keep a headdress in place, or for decoration. comparative form of full: more full

Where the eye mixes fillet and fuller

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. fillet and fuller follow the identical consonant-vowel pattern (CVCCVC). Same shape at a glance is often the real trap, independent of shared letters.

6 ch
fillet
6 ch
fuller

Why the eye confuses fillet with fuller

These two trip readers on the page rather than in the ear: fillet is /ˈfɪl.ɪt/ while fuller is /ˈfʊ.lə/. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 39798, derived from the frequency rank of both members and their visual similarity.

fillet is recorded at frequency rank #30,047, classified as anoun, pronounced /ˈfɪl.ɪt/. fuller is at rank #9,751, tagged as anadj, pronounced /ˈfʊ.lə/.

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 39798, this pair ranks #273,382 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of fillet vs fuller

Shared letters: efl. Private to "fillet": it. Private to "fuller": ru.

"fillet" · 6 letters · shape CVCCVC  ·  "fuller" · 6 letters · shape CVCCVC

Known mistypes of this pair

  • fillet ← ffillet · filelt · fillett · fillte · flilet · ifllet
  • fuller ← ffuller · fluler · fulelr · fuler · fullerr · fullre · ufller

Frequently Asked Questions

Do "fillet" and "fuller" mean the same thing in a sentence?
No - they are not even the same part of speech. "fillet" is a noun and "fuller" an adjective, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "fillet" vs "fuller" - which ranks higher?
"fuller" is the more common of the two: it sits at frequency rank #9,751 in our English list, against #30,047 for "fillet". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

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

  • Full dictionary entry for "fillet" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "fuller" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #273,382 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "fillet" and "fuller" also get mixed up with nearby pairs, the highest-scored neighbour is "fidget vs fillet". 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 #273,382 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