locovslógicoWhat's the difference?

Which to use

“loco” and “lógico” are a confusable Spanish pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#972
“loco” frequency rank
#4,918
“lógico” frequency rank
5890
confusion score

Side-by-Side Comparison

Feature loco lógico
Definition Que no está en su sano juicio, que se comporta de forma irracional. Dícese de un resultado o conclusión unívoca a la que se llega por medio de algún silogismo; evidente, obvio.

Where the eye mixes loco and lógico

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. loco runs 4 letters (CVCV) against lógico's 6 (CVCVCV) - the length gap alone is often enough to separate them once you know to check it.

4 ch
loco
6 ch
lógico

Why the eye confuses loco with lógico

A purely visual mix-up. loco ([ˈloko]) and lógico ([ˈloxiko]) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 2 letter(s) in length. Our composite confusion score for this pair is 5890, derived from the frequency rank of both members and their visual similarity.

loco is recorded at frequency rank #972, classified as anadj, pronounced [ˈloko]. lógico is at rank #4,918, tagged as anadj, pronounced [ˈloxiko].

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 5890, this pair ranks #312,374 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of loco vs lógico

Shared letters: clo. Private to "loco": -. Private to "lógico": gió.

"loco" · 4 letters · shape CVCV  ·  "lógico" · 6 letters · shape CVCVCV

Known mistypes of this pair

  • loco ← lcoo · lloco · locco · looc · olco

Frequently Asked Questions

Can "loco" and "lógico" be used interchangeably?
No. They are said differently ([ˈloko] versus [ˈloxiko]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary Spanish text, does "loco" or "lógico" show up more?
"loco" is the more common of the two: it sits at frequency rank #972 in our Spanish list, against #4,918 for "lógico". 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 "loco" and "lógico" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "loco" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "lógico" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #312,374 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "loco" and "lógico" also get mixed up with nearby pairs, the highest-scored neighbour is "loco vs lotto". 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 #312,374 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