densevsdièseWhat's the difference?

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

Which to use

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

#8,094
“dense” frequency rank
#33,643
“dièse” frequency rank
41737
confusion score

Side-by-Side Comparison

Feature dense dièse
Definition Épais, compact, dont les parties nous paraissent plus épaisses ou plus serrées. Symbole graphique, formé de deux doubles barres croisées, (♯) appartenant à la famille des altérations et dont la fonction est d’indiquer sur la partition, que la hauteur naturelle de la note associée à ce dièse, ou à la clef, sur la ligne où se place la note, doit être élevée d’un demi-ton chromatique.

Where the eye mixes dense and dièse

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.

5 ch
dense
5 ch
dièse

Look-alike desk: dense vs dièse

These two trip readers on the page rather than in the ear: dense is \dɑ̃s\ while dièse is \djɛz\. 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 (adjective vs noun), which is usually the fastest check. Our composite confusion score for this pair is 41737, derived from the frequency rank of both members and their visual similarity.

dense is recorded at frequency rank #8,094, classified as anadj, pronounced \dɑ̃s\. dièse is at rank #33,643, tagged as anoun, pronounced \djɛz\.

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 41737, this pair ranks #230,864 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of dense vs dièse

Shared letters: des. Private to "dense": n. Private to "dièse": .

"dense" · 5 letters · shape CVCCV  ·  "dièse" · 5 letters · shape CVVCV

Known mistypes of this pair

  • denseddense · denes · dennse · densse · desne · dnese · ednse

Frequently Asked Questions

Do "dense" and "dièse" mean the same thing in a sentence?
No - they are not even the same part of speech. "dense" is an adjective and "dièse" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "dense" or "dièse"?
"dense" is the more common of the two: it sits at frequency rank #8,094 in our French list, against #33,643 for "dièse". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Eye-level mix-up between "dense" and "dièse" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "dense" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "dièse" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #230,864 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "dense" and "dièse" also get mixed up with nearby pairs, the highest-scored neighbour is "dièse vs diez". 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 #230,864 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