usée vs usine, What's the Difference?

Which to use

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

#30,852
“usée” frequency rank: #2,106
“usine” frequency rank: 32958
confusion score

Side-by-Side Comparison

Feature	usée	usine
Definition	Féminin singulier de usé.	Établissement pourvu de machines, où l’on travaille des matières premières pour en tirer certains produits.

Where the spellings diverge

Shared letters are muted; the letters that actually set usée and usine apart are highlighted. They share 3 letters in sequence, which is exactly why the eye skips the difference.

4 ch

usée

5 ch

usine

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: usée is \y.ze\ while usine is \y.zin\. 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 (adjective vs noun), which is usually the fastest check. Our composite confusion score for this pair is 32958, derived from the frequency rank of both members and their visual similarity.

usée is recorded at frequency rank #30,852, classified as anadj, pronounced \y.ze\. usine is at rank #2,106, tagged as anoun, pronounced \y.zin\.

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 32958, this pair ranks #293,833 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of usée vs usine

Shared letters: esu. Private to "usée": é. Private to "usine": in.

"usée" · 4 letters · shape VCVV · "usine" · 5 letters · shape VCVCV

Known mistypes of this pair

usine ← suine · uisne · usien · usinne · usnie · ussine

Frequency comparison

usée#30,852

usine#2,106

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "usée" and "usine" be used interchangeably?

No - they are not even the same part of speech. "usée" is an adjective and "usine" a noun, so a sentence built for one is usually ungrammatical with the other.

Which is more common, "usée" or "usine"?

"usine" is the more common of the two: it sits at frequency rank #2,106 in our French list, against #30,852 for "usée". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Remembering usée vs usine

The fastest way to pick the right one every time.

Check the role first: if you need an adjective, it's “usée”; for a noun, it's “usine”.
See each word in full, definition, IPA, etymology and its other confusables. Full “usée” entry
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