sentvssexWhich spelling fits?

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

Which to use

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

#722
“sent” frequency rank
#611
“sex” frequency rank
1333
confusion score

Side-by-Side Comparison

Feature sent sex
Definition simple past and past participle of send A category into which sexually-reproducing organisms are divided on the basis of their reproductive roles in their species; the system of such categories, which can differ by organism or by taxonomic branch.

Where the eye mixes sent and sex

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

4 ch
sent
3 ch
sex

Visual trap between sent and sex

These two trip readers on the page rather than in the ear: sent is /sɛnt/ while sex is /sɛks/. 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 (verb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 1333, derived from the frequency rank of both members and their visual similarity.

sent is recorded at frequency rank #722, classified as averb, pronounced /sɛnt/. sex is at rank #611, tagged as anoun, pronounced /sɛks/.

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 1333, this pair ranks #527,638 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of sent vs sex

Shared letters: es. Private to "sent": nt. Private to "sex": x.

"sent" · 4 letters · shape CVCC  ·  "sex" · 3 letters · shape CVC

Known mistypes of this pair

  • sentesnt · sennt · sentt · setn · snet · ssent

Frequently Asked Questions

Is swapping "sent" for "sex" ever safe?
No - they are not even the same part of speech. "sent" is a verb and "sex" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "sent" or "sex"?
"sex" is the more common of the two: it sits at frequency rank #611 in our English list, against #722 for "sent". 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 "sent" and "sex" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "sent" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "sex" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #527,638 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "sent" and "sex" also get mixed up with nearby pairs, the highest-scored neighbour is "sex vs Sif". 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 #527,638 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