Flea or flee?
flea is a noun meaning “A small, wingless, parasitic insect of the order Siphonaptera, renowned for its…”; flee is a verb meaning “To run away; to escape”. Use flea as a noun and flee as a verb (flea is also a verb: “To remove fleas from (an animal)”). They sound the same (/ˈfliː/). In written English (wordfreq, 2021 data) flee is about 2.5 times as common as flea.
What is the difference between flea and flee?
| flea | flee | |
|---|---|---|
| Part of speech | noun, verb | verb |
| Meaning | A small, wingless, parasitic insect of the order Siphonaptera, renowned for its bloodsucking habits and jumping abilities To remove fleas from (an animal) | To run away; to escape To escape from |
| Example | none recorded | The prisoner tried to flee, but was caught by the guards |
| Forms | fleas | flees, fleeing, fled |
| Pronunciation | /ˈfliː/ [ˈflɪi̯] | /ˈfliː/ [ˈflɪi̯] |
| In writing | 2.6 times per million words | 6.5 times per million words |
Sources: flea and flee in the English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0); written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).
Every current meaning of flea and flee
flea
- 1
A small, wingless, parasitic insect of the order Siphonaptera, renowned for its bloodsucking habits and jumping abilities
- 2
To remove fleas from (an animal)
- 3
derogatoryA thing of no significance
flee
- 1
To run away; to escape
The prisoner tried to flee, but was caught by the guards
- 2
To escape from
Many people fled the country as war loomed
- 3
To disappear quickly; to vanish; to fleet
Ethereal products flee once freely exposed to air
Source: the English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0); obsolete, archaic, dialect and rare senses left out.
Which is more common, flea or flee?
flea appears 2.6 times per million words; flee 6.5 times per million words.
flea 2.6 times per million wordsflee 6.5 times per million words
Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).
How many people search flea vs flee?
“flea vs flee” is searched about 90 times a month on Google and 10 on Bing in the United States. Google counts close variants of a query together (“flee vs flea”, “flea or flee”).
Sources: Google Ads keyword data through DataForSEO and Microsoft Advertising keyword data through DataForSEO, the average month from September 2025 to August 2026.