Which to use
“flee” is a verb and “flyer” is a noun - they look or sound alike but fill different roles in a sentence.
- #9,469
- “flee” frequency rank
- #13,347
- “flyer” frequency rank
- 22816
- confusion score
Side-by-Side Comparison
| Feature | flee | flyer |
|---|---|---|
| Definition | To run away; to escape. | That which flies, as a bird or insect. |
Where the eye mixes flee and flyer
Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.
Why the eye confuses flee with flyer
These two trip readers on the page rather than in the ear: flee is /fliː/ while flyer is /ˈflaɪə(ɹ)/. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (verb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 22816, derived from the frequency rank of both members and their visual similarity.
flee is recorded at frequency rank #9,469, classified as averb, pronounced /fliː/. flyer is at rank #13,347, tagged as anoun, pronounced /ˈflaɪə(ɹ)/.
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 22816, this pair ranks #413,809 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of flee vs flyer
Shared letters: efl. Private to "flee": -. Private to "flyer": ry.
"flee" · 4 letters · shape CCVV · "flyer" · 5 letters · shape CCVVC
Known mistypes of this pair
Frequently Asked Questions
Is swapping "flee" for "flyer" ever safe?
In ordinary English text, does "flee" or "flyer" show up more?
What to do next
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "flee" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "flyer" - compare definitions side by side with the headword page. Word entry
- This pair ranks #413,809 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "flee" and "flyer" also get mixed up with nearby pairs, the highest-scored neighbour is "fader vs flyer". 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 #413,809 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.