Which to use
“circa” is a preposition and “cisma” is a noun - they look or sound alike but fill different roles in a sentence.
- #43,460
- “circa” frequency rank
- #33,019
- “cisma” frequency rank
- 76479
- confusion score
Side-by-Side Comparison
| Feature | circa | cisma |
|---|---|---|
| Definition | Aproximadamente, cerca de (alguna fecha). | División o separación entre los individuos de una misma comunidad. |
Where the eye mixes circa and cisma
Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.
Visual trap between circa and cisma
These two trip readers on the page rather than in the ear: circa is [ˈsiɾka] while cisma is [ˈsisma]. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (preposition vs noun), which is usually the fastest check. Our composite confusion score for this pair is 76479, derived from the frequency rank of both members and their visual similarity.
circa is recorded at frequency rank #43,460, classified as aprep, pronounced [ˈsiɾka]. cisma is at rank #33,019, tagged as anoun, pronounced [ˈsisma].
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 76479, this pair ranks #17,689 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.
Orthographic DNA of circa vs cisma
Shared letters: aci. Private to "circa": r. Private to "cisma": ms.
"circa" · 5 letters · shape CVCCV · "cisma" · 5 letters · shape CVCCV
Known mistypes of this pair
Frequently Asked Questions
Do "circa" and "cisma" mean the same thing in a sentence?
Which is more common, "circa" or "cisma"?
Useful next steps
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "circa" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "cisma" - compare definitions side by side with the headword page. Word entry
- This pair ranks #17,689 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "circa" and "cisma" also get mixed up with nearby pairs, the highest-scored neighbour is "cierva vs circa". 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 #17,689 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.