caíanvscaimánWhich spelling fits?

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

Which to use

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

#22,295
“caían” frequency rank
#22,966
“caimán” frequency rank
45261
confusion score

Side-by-Side Comparison

Feature caían caimán
Definition Tercera persona del plural (ellos, ellas; ustedes, 2.ª persona) del pretérito imperfecto de indicativo de caer o de caerse. (Caiman) Género de crocodilios de la familia de los aligatóridos, conocidos vulgarmente como yacarés o caimanes. Se distribuyen en las regiones subtropicales y tropicales de América, desde México hasta el sur de Sudamérica.

Where the eye mixes caían and caimán

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. caían runs 5 letters (CVVVC) against caimán's 6 (CVVCVC) - the length gap alone is often enough to separate them once you know to check it.

5 ch
caían
6 ch
caimán

Look-alike desk: caían vs caimán

These two trip readers on the page rather than in the ear: caían is [kaˈiãn] while caimán is [kajˈmãn]. 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 45261, derived from the frequency rank of both members and their visual similarity.

caían is recorded at frequency rank #22,295, classified as averb, pronounced [kaˈiãn]. caimán is at rank #22,966, tagged as anoun, pronounced [kajˈmãn].

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 45261, this pair ranks #132,463 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of caían vs caimán

Shared letters: acn. Private to "caían": í. Private to "caimán": imá.

"caían" · 5 letters · shape CVVVC  ·  "caimán" · 6 letters · shape CVVCVC

Frequently Asked Questions

Is swapping "caían" for "caimán" ever safe?
No - they are not even the same part of speech. "caían" is a verb and "caimán" a noun, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "caían" vs "caimán" - which ranks higher?
"caían" is the more common of the two: it sits at frequency rank #22,295 in our Spanish list, against #22,966 for "caimán". 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 "caían" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "caimán" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #132,463 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "caían" and "caimán" also get mixed up with nearby pairs, the highest-scored neighbour is "caimán vs calmen". Nearby pair

Confusion rank #132,463 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list