lexiquevslogiqueWhat's the difference?

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

Which to use

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

#16,931
“lexique” frequency rank
#1,666
“logique” frequency rank
18597
confusion score

Side-by-Side Comparison

Feature lexique logique
Definition Dictionnaire des locutions et formes propres à certains auteurs. Qui est conforme aux règles de la raison, rationnel.

Where the eye mixes lexique and logique

Muted = shared; highlighted = the visual trap. They share 5 letters in sequence.

7 ch
lexique
7 ch
logique

Why the eye confuses lexique with logique

These two trip readers on the page rather than in the ear: lexique is \lɛk.sik\ while logique is \lɔ.ʒik\. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 18597, derived from the frequency rank of both members and their visual similarity.

lexique is recorded at frequency rank #16,931, classified as anoun, pronounced \lɛk.sik\. logique is at rank #1,666, tagged as anadj, pronounced \lɔ.ʒik\.

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 18597, this pair ranks #377,495 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of lexique vs logique

Shared letters: eilqu. Private to "lexique": x. Private to "logique": go.

"lexique" · 7 letters · shape CVCVCVV  ·  "logique" · 7 letters · shape CVCVCVV

Known mistypes of this pair

  • lexiqueelxique · leixque · lexiqeu · lexiqque · lexiuqe · lexqiue · lexxique · llexique
  • logiquelgoique · llogique · loggique · logiqeu · logiqque · logiuqe · logqiue · loigque

Frequently Asked Questions

Do "lexique" and "logique" mean the same thing in a sentence?
No - they are not even the same part of speech. "lexique" is a noun and "logique" an adjective, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "lexique" vs "logique" - which ranks higher?
"logique" is the more common of the two: it sits at frequency rank #1,666 in our French list, against #16,931 for "lexique". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "lexique" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "logique" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #377,495 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "lexique" and "logique" also get mixed up with nearby pairs, the highest-scored neighbour is "logique vs loque". 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 #377,495 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