sanctionvssanctityWhich spelling fits?

Which to use

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

#16,582
“sanction” frequency rank
#27,630
“sanctity” frequency rank
44212
confusion score

Side-by-Side Comparison

Feature sanction sanctity
Definition An approval, by an authority, generally one that makes something valid. Holiness of life or disposition; saintliness

Where the eye mixes sanction and sanctity

Muted = shared; highlighted = the visual trap. They share 6 letters in sequence. sanction (CVCCCVVC) and sanctity (CVCCCVCV) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

8 ch
sanction
8 ch
sanctity

Why the eye confuses sanction with sanctity

A purely visual mix-up. sanction (/ˈsæŋkʃ(ə)n/) and sanctity (/ˈsæŋktɪti/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 44212, derived from the frequency rank of both members and their visual similarity.

sanction is recorded at frequency rank #16,582, classified as anoun, pronounced /ˈsæŋkʃ(ə)n/. sanctity is at rank #27,630, tagged as anoun, pronounced /ˈsæŋktɪti/.

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 44212, this pair ranks #232,675 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of sanction vs sanctity

Shared letters: acinst. Private to "sanction": o. Private to "sanctity": y.

"sanction" · 8 letters · shape CVCCCVVC  ·  "sanctity" · 8 letters · shape CVCCCVCV

Known mistypes of this pair

  • sanction ← asnction · sacntion · sancction · sanciton · sancsion · sanctino · sanctionn · sanctoin
  • sanctity ← asnctity · sacntity · sancctity · sancitty · sanctitty · sanctityy · sanctiyt · sancttity

Frequently Asked Questions

Can "sanction" and "sanctity" be used interchangeably?
No. They are said differently (/ˈsæŋkʃ(ə)n/ versus /ˈsæŋktɪti/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "sanction" or "sanctity"?
"sanction" is the more common of the two: it sits at frequency rank #16,582 in our English list, against #27,630 for "sanctity". 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 "sanction" and "sanctity" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "sanction" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "sanctity" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #232,675 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "sanction" and "sanctity" also get mixed up with nearby pairs, the highest-scored neighbour is "sanctity vs sanity". 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 #232,675 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