realvsrexWhat's the difference?

Quick tell: real is a adjective, rex is a noun, so they fill different roles in a sentence.

Which to use

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

#4,016
“real” frequency rank
#12,467
“rex” frequency rank
16483
confusion score

Side-by-Side Comparison

Feature real rex
Definition Réel : concrètement existant, dans la réalité concrète. Race de chat, à queue longue ou moyenne et à poil court et ondulé car il n’est constitué que du sous-poil.

Where the eye mixes real and rex

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

4 ch
real
3 ch
rex

Visual trap between real and rex

These two trip readers on the page rather than in the ear: real is \ʀeˈaːl\ while rex is \ʁɛks\. 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 (adjective vs noun), which is usually the fastest check. Our composite confusion score for this pair is 16483, derived from the frequency rank of both members and their visual similarity.

real is recorded at frequency rank #4,016, classified as anadj, pronounced \ʀeˈaːl\. rex is at rank #12,467, tagged as anoun, pronounced \ʁɛks\.

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 16483, this pair ranks #387,641 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of real vs rex

Shared letters: er. Private to "real": al. Private to "rex": x.

"real" · 4 letters · shape CVVC  ·  "rex" · 3 letters · shape CVC

Known mistypes of this pair

  • realeral · rael · reall · rela · rreal

Frequently Asked Questions

Is swapping "real" for "rex" ever safe?
No - they are not even the same part of speech. "real" is an adjective and "rex" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary French text, does "real" or "rex" show up more?
"real" is the more common of the two: it sits at frequency rank #4,016 in our French list, against #12,467 for "rex". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "real" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "rex" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #387,641 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "real" and "rex" also get mixed up with nearby pairs, the highest-scored neighbour is "Reis vs rex". Nearby pair
  • Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes

Confusion rank #387,641 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list