camavsCTAWhich spelling fits?

Quick tell: cama is a noun, CTA is an abbrev, so they fill different roles in a sentence.

Which to use

“cama” is a noun and “CTA” is an abbrev - they look or sound alike but fill different roles in a sentence.

#1,134
“cama” frequency rank
#27,931
“CTA” frequency rank
29065
confusion score

Side-by-Side Comparison

Feature cama CTA
Definition Mueble que sirve para recostarse sobre él para dormir. Espacio aéreo cuya finalidad es prevenir la colisión entre aeronaves y acelerar el tránsito aéreo regular. El límite inferior de una zona CTA está establecido en 300m. sobre la superficie de la tierra y el límite superior en 15.000 m. A su vez se divide en: TMA y AWY.

Where the eye mixes cama and CTA

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

4 ch
cama
3 ch
CTA

Why the eye confuses cama with CTA

These two trip readers on the page rather than in the ear: cama is [ˈkama] while CTA is [ˈt̪a]. 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 (noun vs abbrev), which is usually the fastest check. Our composite confusion score for this pair is 29065, derived from the frequency rank of both members and their visual similarity.

cama is recorded at frequency rank #1,134, classified as anoun, pronounced [ˈkama]. CTA is at rank #27,931, tagged as anabbrev, pronounced [ˈt̪a].

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 29065, this pair ranks #218,856 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of cama vs CTA

Shared letters: ac. Private to "cama": m. Private to "CTA": t.

"cama" · 4 letters · shape CVCV  ·  "CTA" · 3 letters · shape CCV

Known mistypes of this pair

  • camaacma · caam · camma · ccama · cmaa

Frequently Asked Questions

Can "cama" and "CTA" be used interchangeably?
No - they are not even the same part of speech. "cama" is a noun and "CTA" an abbrev, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "cama" or "CTA"?
"cama" is the more common of the two: it sits at frequency rank #1,134 in our Spanish list, against #27,931 for "CTA". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

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

  • Full dictionary entry for "cama" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "CTA" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #218,856 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "cama" and "CTA" also get mixed up with nearby pairs, the highest-scored neighbour is "CTA vs cuc". 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 #218,856 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