Alter vs altérée, What's the Difference?

Which to use

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

#19,203
“Alter” frequency rank: #35,804
“altérée” frequency rank: 55007
confusion score

Side-by-Side Comparison

Feature	Alter	altérée
Definition	Âge.	Féminin singulier de altéré.

Where the spellings diverge

Shared letters are muted; the letters that actually set Alter and altérée apart are highlighted. They share 4 letters in sequence, which is exactly why the eye skips the difference.

5 ch

Alter

7 ch

altérée

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: Alter is \ˈal.tɐ\ while altérée is \al.te.ʁe\. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 letter(s) in length, and the parts of speech differ too (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 55007, derived from the frequency rank of both members and their visual similarity.

Alter is recorded at frequency rank #19,203, classified as anoun, pronounced \ˈal.tɐ\. altérée is at rank #35,804, tagged as anadj, pronounced \al.te.ʁe\.

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 55007, this pair ranks #130,252 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of Alter vs altérée

Shared letters: aelrt. Private to "Alter": -. Private to "altérée": é.

"Alter" · 5 letters · shape VCCVC · "altérée" · 7 letters · shape VCCVCVV

Known mistypes of this pair

Alter ← aletr · allter · alterr · altre · altter · atler

Frequency comparison

Alter#19,203

altérée#35,804

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "Alter" and "altérée" be used interchangeably?

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

Which is more common, "Alter" or "altérée"?

"Alter" is the more common of the two: it sits at frequency rank #19,203 in our French list, against #35,804 for "altérée". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Remembering Alter vs altérée

The fastest way to pick the right one every time.

Check the role first: if you need a noun, it's “Alter”; for an adjective, it's “altérée”.
See each word in full, definition, IPA, etymology and its other confusables. Full “Alter” entry
Browse more pairs most likely to be confused. Most confusable