sectsvsseptWhich spelling fits?

Which to use

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

#24,302
“sects” frequency rank
#3,981
“sept” frequency rank
28283
confusion score

Side-by-Side Comparison

Feature sects sept
Definition plural of sect A clan, tribe, or family, proceeding from a common progenitor; especially, one of the ancient clans of Ireland.

Where the eye mixes sects and sept

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.

5 ch
sects
4 ch
sept

Visual trap between sects and sept

A purely visual mix-up. sects (/sɛkts/) and sept (/sɛpt/) 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 28283, derived from the frequency rank of both members and their visual similarity.

sects is recorded at frequency rank #24,302, classified as anoun, pronounced /sɛkts/. sept is at rank #3,981, tagged as anoun, pronounced /sɛpt/.

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 28283, this pair ranks #372,268 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of sects vs sept

Shared letters: est. Private to "sects": c. Private to "sept": p.

"sects" · 5 letters · shape CVCCC  ·  "sept" · 4 letters · shape CVCC

Known mistypes of this pair

  • sectsescts · scets · seccts · secst · sectss · sectts · setcs · ssects
  • septespt · seppt · septt · setp · spet · ssept

Frequently Asked Questions

Is swapping "sects" for "sept" ever safe?
No. They are said differently (/sɛkts/ versus /sɛpt/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "sects" or "sept"?
"sept" is the more common of the two: it sits at frequency rank #3,981 in our English list, against #24,302 for "sects". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "sects" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "sept" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #372,268 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "sects" and "sept" also get mixed up with nearby pairs, the highest-scored neighbour is "sects vs SETI". 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 #372,268 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