cai vs ceci, What's the Difference?

Which to use

“cai” is a noun and “ceci” is a pronoun - they look or sound alike but fill different roles in a sentence.

#46,045
“cai” frequency rank: #959
“ceci” frequency rank: 47004
confusion score

Side-by-Side Comparison

Feature	cai	ceci
Definition	Bien, affaire, objet, chose, fortune.	Pronom démonstratif neutre désignant un objet situé à proximité de la personne qui parle ou une image située à proximité du mot.

Where the spellings diverge

Shared letters are muted; the letters that actually set cai and ceci apart are highlighted. They share 2 letters in sequence, which is exactly why the eye skips the difference.

3 ch

cai

4 ch

ceci

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: cai is \kaj\ while ceci is \sə.si\. 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 pronoun), which is usually the fastest check. Our composite confusion score for this pair is 47004, derived from the frequency rank of both members and their visual similarity.

cai is recorded at frequency rank #46,045, classified as anoun, pronounced \kaj\. ceci is at rank #959, tagged as apron, pronounced \sə.si\.

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 47004, this pair ranks #190,392 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of cai vs ceci

Shared letters: ci. Private to "cai": a. Private to "ceci": e.

"cai" · 3 letters · shape CVV · "ceci" · 4 letters · shape CVCV

Known mistypes of this pair

ceci ← cceci · ccei · cecci · ceic · ecci

Frequency comparison

cai#46,045

ceci#959

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "cai" and "ceci" be used interchangeably?

No - they are not even the same part of speech. "cai" is a noun and "ceci" a pronoun, so a sentence built for one is usually ungrammatical with the other.

Which is more common, "cai" or "ceci"?

"ceci" is the more common of the two: it sits at frequency rank #959 in our French list, against #46,045 for "cai". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Remembering cai vs ceci

The fastest way to pick the right one every time.

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