UFCvsunWhat's the difference?

Quick tell: UFC is a noun, un is an adjective, so they fill different roles in a sentence.

Which to use

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

#19,706
“UFC” frequency rank
#12
“un” frequency rank
19718
confusion score

Side-by-Side Comparison

Feature UFC un
Definition Lorsque l'on dénombre des bactéries dans une culture microbienne, c'est le nombre de bactéries viables apte à se multiplier. Marque l’unité, le fait qu’une personne ou une chose est seule, unique en son espèce.

Where the spellings diverge

Shared letters are muted; the letters that actually set UFC and un apart are highlighted. They share 1 letter in sequence, which is exactly why the eye skips the difference.

3 ch
UFC
2 ch
un

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: UFC is \y.ɛf.se\ while un is \œ̃\. 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 19718, derived from the frequency rank of both members and their visual similarity.

UFC is recorded at frequency rank #19,706, classified as anoun, pronounced \y.ɛf.se\. un is at rank #12, tagged as anadj, pronounced \œ̃\.

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 19718, this pair ranks #371,893 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of UFC vs un

Shared letters: u. Private to "UFC": cf. Private to "un": n.

"UFC" · 3 letters · shape VCC  ·  "un" · 2 letters · shape VC

Frequency comparison

UFC#19,706
un#12

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "UFC" and "un" be used interchangeably?
No - they are not even the same part of speech. "UFC" is a noun and "un" an adjective, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "UFC" or "un"?
"un" is the more common of the two: it sits at frequency rank #12 in our French list, against #19,706 for "UFC". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Remembering UFC vs un

The fastest way to pick the right one every time.

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

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

Source: FrequencyWords open word-frequency list