lógicavslógicosWhich spelling fits?

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

Which to use

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

#2,732
“lógica” frequency rank
#24,941
“lógicos” frequency rank
27673
confusion score

Side-by-Side Comparison

Feature lógica lógicos
Definition Parte de la filosofía que estudia las formas válidas de demostración e inferencia. Es el estudio de métodos y principios utilizados para distinguir el razonamiento correcto del incorrecto. Forma del plural de lógico.

Where the eye mixes lógica and lógicos

Muted = shared; highlighted = the visual trap. They share 5 letters in sequence. lógica runs 6 letters (CVCVCV) against lógicos's 7 (CVCVCVC) - the length gap alone is often enough to separate them once you know to check it.

6 ch
lógica
7 ch
lógicos

Visual trap between lógica and lógicos

These two trip readers on the page rather than in the ear: lógica is [ˈloxika] while lógicos is [ˈloxikos]. 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 adjective), which is usually the fastest check. Our composite confusion score for this pair is 27673, derived from the frequency rank of both members and their visual similarity.

lógica is recorded at frequency rank #2,732, classified as anoun, pronounced [ˈloxika]. lógicos is at rank #24,941, tagged as anadj, pronounced [ˈloxikos].

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 27673, this pair ranks #225,706 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of lógica vs lógicos

Shared letters: cgiló. Private to "lógica": a. Private to "lógicos": os.

"lógica" · 6 letters · shape CVCVCV  ·  "lógicos" · 7 letters · shape CVCVCVC

Frequently Asked Questions

Can "lógica" and "lógicos" be used interchangeably?
No - they are not even the same part of speech. "lógica" is a noun and "lógicos" an adjective, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "lógica" or "lógicos"?
"lógica" is the more common of the two: it sits at frequency rank #2,732 in our Spanish list, against #24,941 for "lógicos". 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 "lógica" and "lógicos" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "lógica" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "lógicos" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #225,706 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "lógica" and "lógicos" also get mixed up with nearby pairs, the highest-scored neighbour is "líricos vs lógicos". Nearby pair

Confusion rank #225,706 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