slacksvsSlatesWhich spelling fits?

Quick tell: slacks is a noun, Slates is a name, so they fill different roles in a sentence.

Which to use

“slacks” is a noun and “Slates” is a name - they look or sound alike but fill different roles in a sentence.

#33,420
“slacks” frequency rank
#46,781
“Slates” frequency rank
80201
confusion score

Side-by-Side Comparison

Feature slacks Slates
Definition Semi-formal trousers which are less formal than those that are part of a suit but nowadays are considered suitable casualwear in most offices. (Takes a plural verb even when referring to a single pair; may be referred to as a pair of slacks.) A surname.

Letter map: slacks vs Slates

Shared letters muted; letters that set slacks and Slates apart highlighted. Shared run: 4.

6 ch
slacks
6 ch
Slates

Part-of-speech tell for slacks / Slates

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: slacks is anoun and Slatesaname. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 80201, derived from the frequency rank of both members and their visual similarity.

slacks is recorded at frequency rank #33,420, classified as anoun. Slates is at rank #46,781, tagged as aname.

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 80201, this pair ranks #20,353 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of slacks vs Slates

Shared letters: als. Private to "slacks": ck. Private to "Slates": et.

"slacks" · 6 letters · shape CCVCCC  ·  "Slates" · 6 letters · shape CCVCVC

Known mistypes of this pair

  • slackslsacks · salcks · slaccks · slackks · slackss · slacsk · slakcs · slcaks
  • Slateslsates · saltes · slaets · slatess · slatse · slattes · sllates · sltaes

Frequently Asked Questions

Can "slacks" and "Slates" be used interchangeably?
No - they are not even the same part of speech. "slacks" is a noun and "Slates" a name, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "slacks" or "Slates"?
"slacks" is the more common of the two: it sits at frequency rank #33,420 in our English list, against #46,781 for "Slates". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

You've compared "slacks" and "Slates". Here's where to go from here.

  • Full dictionary entry for "slacks" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Slates" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #20,353 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "slacks" and "Slates" also get mixed up with nearby pairs, the highest-scored neighbour is "sate vs Slates". 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 #20,353 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list