siège vs sise, What's the Difference?

Which to use

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

#1,347
“siège” frequency rank: #28,351
“sise” frequency rank: 29698
confusion score

Side-by-Side Comparison

Feature	siège	sise
Definition	Meuble utilisé pour s’asseoir.	Féminin singulier de sis.

Where the spellings diverge

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

5 ch

siège

4 ch

sise

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: siège is \sjɛʒ\ while sise is \siz\. 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 (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 29698, derived from the frequency rank of both members and their visual similarity.

siège is recorded at frequency rank #1,347, classified as anoun, pronounced \sjɛʒ\. sise is at rank #28,351, tagged as anadj, pronounced \siz\.

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 29698, this pair ranks #315,047 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of siège vs sise

Shared letters: eis. Private to "siège": gè. Private to "sise": -.

"siège" · 5 letters · shape CVVCV · "sise" · 4 letters · shape CVCV

Known mistypes of this pair

sise ← isse · sies · sisse · ssie · ssise

Frequency comparison

siège#1,347

sise#28,351

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "siège" and "sise" be used interchangeably?

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

Which is more common, "siège" or "sise"?

"siège" is the more common of the two: it sits at frequency rank #1,347 in our French list, against #28,351 for "sise". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Remembering siège vs sise

The fastest way to pick the right one every time.

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