classesvsclosesWhich spelling fits?

Quick tell: classes is a noun, closes is a verb, so they fill different roles in a sentence.

Which to use

“classes” is a noun and “closes” is a verb - they look or sound alike but fill different roles in a sentence.

#1,749
“classes” frequency rank
#7,541
“closes” frequency rank
9290
confusion score

Side-by-Side Comparison

Feature classes closes
Definition plural of class third-person singular simple present indicative of close

Where the eye mixes classes and closes

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

7 ch
classes
6 ch
closes

Why the eye confuses classes with closes

These two trip readers on the page rather than in the ear: classes is /ˈklɑːsɪz/ while closes is /ˈkloʊzɪz/. 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 (noun vs verb), which is usually the fastest check. Our composite confusion score for this pair is 9290, derived from the frequency rank of both members and their visual similarity.

classes is recorded at frequency rank #1,749, classified as anoun, pronounced /ˈklɑːsɪz/. closes is at rank #7,541, tagged as averb, pronounced /ˈkloʊzɪz/.

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 9290, this pair ranks #498,150 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of classes vs closes

Shared letters: cels. Private to "classes": a. Private to "closes": o.

"classes" · 7 letters · shape CCVCCVC  ·  "closes" · 6 letters · shape CCVCVC

Known mistypes of this pair

  • classescalsses · cclasses · clases · clasess · classess · classse · cllasses · clsases
  • closesccloses · clloses · cloess · closess · closses · clsoes · colses · lcoses

Frequently Asked Questions

Can "classes" and "closes" be used interchangeably?
No - they are not even the same part of speech. "classes" is a noun and "closes" a verb, so a sentence built for one is usually ungrammatical with the other.
In ordinary English text, does "classes" or "closes" show up more?
"classes" is the more common of the two: it sits at frequency rank #1,749 in our English list, against #7,541 for "closes". 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 "classes" and "closes" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "classes" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "closes" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #498,150 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "classes" and "closes" also get mixed up with nearby pairs, the highest-scored neighbour is "closes vs closeup". 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 #498,150 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