flowvsfouConfusable pair

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

Which to use

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

#2,111
“flow” frequency rank
#48,244
“fou” frequency rank
50355
confusion score

Side-by-Side Comparison

Feature flow fou
Definition Movement in people or things characterized with a continuous motion, involving either a non solid mass or a multitude. Drunk.

Letter map: flow vs fou

Shared letters muted; letters that set flow and fou apart highlighted. Shared run: 2.

4 ch
flow
3 ch
fou

Part-of-speech tell for flow / fou

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: flow is anoun and fouanadjective. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 50355, derived from the frequency rank of both members and their visual similarity.

flow is recorded at frequency rank #2,111, classified as anoun, pronounced /fləʊ/. 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 50355, this pair ranks #175,079 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of flow vs fou

Shared letters: fo. Private to "flow": lw. Private to "fou": u.

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

Known mistypes of this pair

  • flowfflow · fllow · floww · flwo · folw · lfow

Frequently Asked Questions

Do "flow" and "fou" mean the same thing in a sentence?
No - they are not even the same part of speech. "flow" is a noun and "fou" an adjective, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "flow" vs "fou" - which ranks higher?
"flow" is the more common of the two: it sits at frequency rank #2,111 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.

What to do next

You've compared "flow" and "fou". Here's where to go from here.

  • Full dictionary entry for "flow" 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 #175,079 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "flow" 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 #175,079 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