fasvsfeuWhat's the difference?

Which to use

“fas” and “feu” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#27,454
“fas” frequency rank
#43,641
“feu” frequency rank
71095
confusion score

Side-by-Side Comparison

Feature fas feu
Definition A border or fringe. Land held in feudal tenure.

Letter map: fas vs feu

Shared letters muted; letters that set fas and feu apart highlighted. Shared run: 1. fas (CVC) and feu (CVV) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

3 ch
fas
3 ch
feu

Corpus notes: fas and feu

fas and feu are indexed as a confusable English pair. We have no recorded pronunciation or part of speech for both members, so the spelling overlap is what we can show you: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 71095, derived from the frequency rank of both members and their visual similarity.

fas is recorded at frequency rank #27,454, classified as anoun. 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 71095, this pair ranks #48,012 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of fas vs feu

Shared letters: f. Private to "fas": as. Private to "feu": eu.

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

Frequently Asked Questions

Is swapping "fas" for "feu" ever safe?
No. They share most of their letters but differ in 2 positions, but the dictionary glosses above give them different meanings, so swapping one for the other changes what the sentence says.
Frequency check: "fas" vs "feu" - which ranks higher?
"fas" is the more common of the two: it sits at frequency rank #27,454 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.

Useful next steps

Done with this confusable. These links stay specific to "fas" and "feu".

  • Full dictionary entry for "fas" 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 #48,012 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "fas" and "feu" also get mixed up with nearby pairs, the highest-scored neighbour is "feu vs foh". Nearby pair

Confusion rank #48,012 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