seriesvssexesTell them apart

Which to use

“series” and “sexes” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#450
“series” frequency rank
#16,583
“sexes” frequency rank
17033
confusion score

Side-by-Side Comparison

Feature series sexes
Definition A number of things that follow on one after the other or are connected one after the other. plural of sex

Where the eye mixes series and sexes

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence.

6 ch
series
5 ch
sexes

Look-alike desk: series vs sexes

A purely visual mix-up. series (/ˈsɪə.ɹiːz/) and sexes (/ˈsɛksɪz/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 17033, derived from the frequency rank of both members and their visual similarity.

series is recorded at frequency rank #450, classified as anoun, pronounced /ˈsɪə.ɹiːz/. sexes is at rank #16,583, tagged as anoun, pronounced /ˈsɛksɪz/.

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 17033, this pair ranks #454,022 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of series vs sexes

Shared letters: es. Private to "series": ir. Private to "sexes": x.

"series" · 6 letters · shape CVCVVC  ·  "sexes" · 5 letters · shape CVCVC

Known mistypes of this pair

  • seriesesries · seires · sereis · seriess · serise · serries · sreies · sseries
  • sexesesxes · seexs · sexess · sexse · sexxes · ssexes · sxees

Frequently Asked Questions

Is swapping "series" for "sexes" ever safe?
No. They are said differently (/ˈsɪə.ɹiːz/ versus /ˈsɛksɪz/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary English text, does "series" or "sexes" show up more?
"series" is the more common of the two: it sits at frequency rank #450 in our English list, against #16,583 for "sexes". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

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

  • Full dictionary entry for "series" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "sexes" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #454,022 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "series" and "sexes" also get mixed up with nearby pairs, the highest-scored neighbour is "seep vs sexes". 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 #454,022 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