fixvsfouTell them apart

Quick tell: fix is a verb, fou is an adjective, so they fill different roles in a sentence.

Which to use

“fix” is a verb and “fou” is an adjective - they look or sound alike but fill different roles in a sentence.

#1,826
“fix” frequency rank
#48,244
“fou” frequency rank
50070
confusion score

Side-by-Side Comparison

Feature fix fou
Definition To pierce; now generally replaced by transfix. Drunk.

Letter map: fix vs fou

Shared letters muted; letters that set fix and fou apart highlighted. Shared run: 1.

3 ch
fix
3 ch
fou

Part-of-speech tell for fix / fou

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: fix is averb and fouanadjective. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 50070, derived from the frequency rank of both members and their visual similarity.

fix is recorded at frequency rank #1,826, classified as averb, pronounced /ˈfɪks/. fou is at rank #48,244, tagged as anadj.

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 50070, this pair ranks #177,637 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of fix vs fou

Shared letters: f. Private to "fix": ix. Private to "fou": ou.

"fix" · 3 letters · shape CVC  ·  "fou" · 3 letters · shape CVV

Frequently Asked Questions

Can "fix" and "fou" be used interchangeably?
No - they are not even the same part of speech. "fix" is a verb and "fou" an adjective, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "fix" vs "fou" - which ranks higher?
"fix" is the more common of the two: it sits at frequency rank #1,826 in our English list, against #48,244 for "fou". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

Pair "fix" vs "fou" is on the table, pick a follow-up below.

  • Full dictionary entry for "fix" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "fou" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #177,637 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "fix" and "fou" also get mixed up with nearby pairs, the highest-scored neighbour is "FOMO vs fou". Nearby pair

Confusion rank #177,637 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