setvsslyWhat's the difference?

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

Which to use

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

#6,758
“set” frequency rank
#47,613
“sly” frequency rank
54371
confusion score

Side-by-Side Comparison

Feature set sly
Definition Ensemble, trousse, équipement, assortiment. Matois, malin.

Where the eye mixes set and sly

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.

3 ch
set
3 ch
sly

Visual trap between set and sly

These two trip readers on the page rather than in the ear: set is \sɛt\ while sly is \ˈslaɪ\. 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 54371, derived from the frequency rank of both members and their visual similarity.

set is recorded at frequency rank #6,758, classified as anoun, pronounced \sɛt\. sly is at rank #47,613, tagged as anadj, pronounced \ˈslaɪ\.

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 54371, this pair ranks #134,506 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of set vs sly

Shared letters: s. Private to "set": et. Private to "sly": ly.

"set" · 3 letters · shape CVC  ·  "sly" · 3 letters · shape CCV

Frequently Asked Questions

Can "set" and "sly" be used interchangeably?
No - they are not even the same part of speech. "set" is a noun and "sly" an adjective, so a sentence built for one is usually ungrammatical with the other.
In ordinary French text, does "set" or "sly" show up more?
"set" is the more common of the two: it sits at frequency rank #6,758 in our French list, against #47,613 for "sly". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

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

  • Full dictionary entry for "set" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "sly" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #134,506 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "set" and "sly" also get mixed up with nearby pairs, the highest-scored neighbour is "sly vs suu". Nearby pair

Confusion rank #134,506 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