Fos vs fuse, What's the Difference?

Which to use

“Fos” is a name and “fuse” is a verb - they look or sound alike but fill different roles in a sentence.

#33,268
“Fos” frequency rank: #46,778
“fuse” frequency rank: 80046
confusion score

Side-by-Side Comparison

Feature	Fos	fuse
Definition	Commune française, située dans le département de la Haute-Garonne.	Première personne du singulier de l’indicatif présent du verbe fuser.

Where the spellings diverge

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

3 ch

Fos

4 ch

fuse

Spelling & Dictionary Insight

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: Fos is aname and fuseaverb. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 80046, derived from the frequency rank of both members and their visual similarity.

Fos is recorded at frequency rank #33,268, classified as aname. fuse is at rank #46,778, tagged as averb, pronounced \fyz\.

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 80046, this pair ranks #21,857 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of Fos vs fuse

Shared letters: fs. Private to "Fos": o. Private to "fuse": eu.

"Fos" · 3 letters · shape CVC · "fuse" · 4 letters · shape CVCV

Known mistypes of this pair

fuse ← ffuse · fsue · fues · fusse · ufse

Frequency comparison

Fos#33,268

fuse#46,778

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "Fos" and "fuse" be used interchangeably?

No - they are not even the same part of speech. "Fos" is a name and "fuse" a verb, so a sentence built for one is usually ungrammatical with the other.

Which is more common, "Fos" or "fuse"?

"Fos" is the more common of the two: it sits at frequency rank #33,268 in our French list, against #46,778 for "fuse". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Remembering Fos vs fuse

The fastest way to pick the right one every time.

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