térmicavstérmicoWhat's the difference?

Quick tell: térmica is a noun, térmico is an adjective, so they fill different roles in a sentence.

Which to use

“térmica” is a noun and “térmico” is an adjective - they look or sound alike but fill different roles in a sentence.

#12,500
“térmica” frequency rank
#21,522
“térmico” frequency rank
34022
confusion score

Side-by-Side Comparison

Feature térmica térmico
Definition Columna de aire ascendente desde bajas altitudes de la atmósfera terrestre, creada por desigualdades de temperatura en la superficie de la Tierra. Que pertenece o concierne al calor o a la temperatura.

Where the eye mixes térmica and térmico

Muted = shared; highlighted = the visual trap. They share 6 letters in sequence.

7 ch
térmica
7 ch
térmico

Why the eye confuses térmica with térmico

These two trip readers on the page rather than in the ear: térmica is [ˈt̪eɾmika] while térmico is [ˈt̪eɾmiko]. Spoken aloud the problem disappears. In writing it persists, because they differ by a single letter - a in “térmica” becomes o in “térmico”, and the parts of speech differ too (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 34022, derived from the frequency rank of both members and their visual similarity.

térmica is recorded at frequency rank #12,500, classified as anoun, pronounced [ˈt̪eɾmika]. térmico is at rank #21,522, tagged as anadj, pronounced [ˈt̪eɾmiko].

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 34022, this pair ranks #193,648 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of térmica vs térmico

Shared letters: cimrté. Private to "térmica": a. Private to "térmico": o.

"térmica" · 7 letters · shape CVCCVCV  ·  "térmico" · 7 letters · shape CVCCVCV

Frequently Asked Questions

Do "térmica" and "térmico" mean the same thing in a sentence?
No - they are not even the same part of speech. "térmica" is a noun and "térmico" an adjective, so a sentence built for one is usually ungrammatical with the other.
In ordinary Spanish text, does "térmica" or "térmico" show up more?
"térmica" is the more common of the two: it sits at frequency rank #12,500 in our Spanish list, against #21,522 for "térmico". 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 "térmica" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "térmico" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #193,648 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "térmica" and "térmico" also get mixed up with nearby pairs, the highest-scored neighbour is "térmico vs térmicos". Nearby pair

Confusion rank #193,648 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