Which to use
“fleck” and “flex” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #48,748
- “fleck” frequency rank
- #10,696
- “flex” frequency rank
- 59444
- confusion score
Side-by-Side Comparison
| Feature | fleck | flex |
|---|---|---|
| Definition | A flake. | Flexibility, pliancy. |
Where the eye mixes fleck and flex
Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.
Why the eye confuses fleck with flex
A purely visual mix-up. fleck (/flɛk/) and flex (/flɛks/) 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 1 letter(s) in length. Our composite confusion score for this pair is 59444, derived from the frequency rank of both members and their visual similarity.
fleck is recorded at frequency rank #48,748, classified as anoun, pronounced /flɛk/. flex is at rank #10,696, tagged as anoun, pronounced /flɛks/.
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 59444, this pair ranks #106,129 of 530,003 scored English confusable pairs - among the most confusable pairs.
Orthographic DNA of fleck vs flex
Shared letters: efl. Private to "fleck": ck. Private to "flex": x.
"fleck" · 5 letters · shape CCVCC · "flex" · 4 letters · shape CCVC
Known mistypes of this pair
Frequently Asked Questions
Do "fleck" and "flex" mean the same thing in a sentence?
In ordinary English text, does "fleck" or "flex" show up more?
What to do next
Eye-level mix-up between "fleck" and "flex" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "fleck" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "flex" - compare definitions side by side with the headword page. Word entry
- This pair ranks #106,129 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "fleck" and "flex" also get mixed up with nearby pairs, the highest-scored neighbour is "fleck vs frock". 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 #106,129 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.