fabvsfeuConfusable pair

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

Which to use

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

#17,363
“fab” frequency rank
#43,641
“feu” frequency rank
61004
confusion score

Side-by-Side Comparison

Feature fab feu
Definition Fabulous (great or spectacular). Land held in feudal tenure.

Where the eye mixes fab and feu

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

3 ch
fab
3 ch
feu

Visual trap between fab and feu

These two trip readers on the page rather than in the ear: fab is /fæb/ while feu is /fjuː/. 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 (adjective vs noun), which is usually the fastest check. Our composite confusion score for this pair is 61004, derived from the frequency rank of both members and their visual similarity.

fab is recorded at frequency rank #17,363, classified as anadj, pronounced /fæb/. feu is at rank #43,641, tagged as anoun, pronounced /fjuː/.

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 61004, this pair ranks #96,878 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of fab vs feu

Shared letters: f. Private to "fab": ab. Private to "feu": eu.

"fab" · 3 letters · shape CVC  ·  "feu" · 3 letters · shape CVV

Frequently Asked Questions

Can "fab" and "feu" be used interchangeably?
No - they are not even the same part of speech. "fab" is an adjective and "feu" a noun, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "fab" vs "feu" - which ranks higher?
"fab" is the more common of the two: it sits at frequency rank #17,363 in our English list, against #43,641 for "feu". 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 "fab" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "feu" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #96,878 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "fab" and "feu" also get mixed up with nearby pairs, the highest-scored neighbour is "feu vs foh". Nearby pair

Confusion rank #96,878 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