flawvsflowConfusable pair

Which to use

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

#12,978
“flaw” frequency rank
#2,111
“flow” frequency rank
15089
confusion score

Side-by-Side Comparison

Feature flaw flow
Definition A flake, fragment, or shiver. Movement in people or things characterized with a continuous motion, involving either a non solid mass or a multitude.

Where the eye mixes flaw and flow

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.

4 ch
flaw
4 ch
flow

Why the eye confuses flaw with flow

A purely visual mix-up. flaw (/flɔː/) and flow (/fləʊ/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by a single letter - a in “flaw” becomes o in “flow”. Our composite confusion score for this pair is 15089, derived from the frequency rank of both members and their visual similarity.

flaw is recorded at frequency rank #12,978, classified as anoun, pronounced /flɔː/. flow is at rank #2,111, tagged as anoun, pronounced /fləʊ/.

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 15089, this pair ranks #466,127 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of flaw vs flow

Shared letters: flw. Private to "flaw": a. Private to "flow": o.

"flaw" · 4 letters · shape CCVC  ·  "flow" · 4 letters · shape CCVC

Known mistypes of this pair

  • flawfalw · fflaw · flaww · fllaw · flwa · lfaw
  • flowfflow · fllow · floww · flwo · folw · lfow

Frequently Asked Questions

Is swapping "flaw" for "flow" ever safe?
No. They are said differently (/flɔː/ versus /fləʊ/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "flaw" vs "flow" - which ranks higher?
"flow" is the more common of the two: it sits at frequency rank #2,111 in our English list, against #12,978 for "flaw". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Eye-level mix-up between "flaw" and "flow" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "flaw" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "flow" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #466,127 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "flaw" and "flow" also get mixed up with nearby pairs, the highest-scored neighbour is "flail vs flaw". 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 #466,127 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