défendvsdémentWhat's the difference?

Quick tell: défend is a verb, dément is an adjective, so they fill different roles in a sentence.

Which to use

“défend” is a verb and “dément” is an adjective - they look or sound alike but fill different roles in a sentence.

#3,750
“défend” frequency rank
#13,364
“dément” frequency rank
17114
confusion score

Side-by-Side Comparison

Feature défend dément
Definition Troisième personne du singulier de l’indicatif présent de défendre. Qui est dans l’état de démence.

Where the eye mixes défend and dément

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence.

6 ch
défend
6 ch
dément

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: défend is \de.fɑ̃\ while dément is \de.mɑ̃\. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (verb vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 17114, derived from the frequency rank of both members and their visual similarity.

défend is recorded at frequency rank #3,750, classified as averb, pronounced \de.fɑ̃\. dément is at rank #13,364, tagged as anadj, pronounced \de.mɑ̃\.

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 17114, this pair ranks #384,729 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of défend vs dément

Shared letters: dené. Private to "défend": f. Private to "dément": mt.

"défend" · 6 letters · shape CVCVCC  ·  "dément" · 6 letters · shape CVCVCC

Frequently Asked Questions

Can "défend" and "dément" be used interchangeably?
No - they are not even the same part of speech. "défend" is a verb and "dément" an adjective, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "défend" or "dément"?
"défend" is the more common of the two: it sits at frequency rank #3,750 in our French list, against #13,364 for "dément". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list