flogvsfouWhat's the difference?

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

Which to use

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

#41,629
“flog” frequency rank
#48,244
“fou” frequency rank
89873
confusion score

Side-by-Side Comparison

Feature flog fou
Definition To whip or scourge as punishment. Drunk.

Letter map: flog vs fou

Shared letters muted; letters that set flog and fou apart highlighted. Shared run: 2. flog runs 4 letters (CCVC) against fou's 3 (CVV) - the length gap alone is often enough to separate them once you know to check it.

4 ch
flog
3 ch
fou

Role in the sentence - flog and fou

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: flog is averb and fouanadjective. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 89873, derived from the frequency rank of both members and their visual similarity.

flog is recorded at frequency rank #41,629, classified as averb, pronounced /flɒɡ/. 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 89873, this pair ranks #4,712 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of flog vs fou

Shared letters: fo. Private to "flog": gl. Private to "fou": u.

"flog" · 4 letters · shape CCVC  ·  "fou" · 3 letters · shape CVV

Known mistypes of this pair

  • flog ← fflog · flgo · fllog · flogg · folg · lfog

Frequently Asked Questions

Is swapping "flog" for "fou" ever safe?
No - they are not even the same part of speech. "flog" is a verb and "fou" an adjective, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "flog" or "fou"?
"flog" is the more common of the two: it sits at frequency rank #41,629 in our English list, against #48,244 for "fou". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

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

  • Full dictionary entry for "flog" 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 #4,712 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "flog" and "fou" also get mixed up with nearby pairs, the highest-scored neighbour is "FOMO vs fou". 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 #4,712 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