fisiológicovsfisiológicosWhat's the difference?

Which to use

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

#39,762
“fisiológico” frequency rank
#40,842
“fisiológicos” frequency rank
80604
confusion score

Side-by-Side Comparison

Feature fisiológico fisiológicos
Definition Que pertenece o concierne a la fisiología. Forma del plural de fisiológico.

Where the eye mixes fisiológico and fisiológicos

Muted = shared; highlighted = the visual trap. They share 11 letters in sequence. fisiológico runs 11 letters (CVCVVCVCVCV) against fisiológicos's 12 (CVCVVCVCVCVC) - the length gap alone is often enough to separate them once you know to check it.

11 ch
fisiológico
12 ch
fisiológicos

Visual trap between fisiológico and fisiológicos

A purely visual mix-up. fisiológico ([fisjoˈloxiko]) and fisiológicos ([fisjoˈloxikos]) 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 1 extra letter(s) - “fisiológico” sits inside “fisiológicos”. Our composite confusion score for this pair is 80604, derived from the frequency rank of both members and their visual similarity.

fisiológico is recorded at frequency rank #39,762, classified as anadj, pronounced [fisjoˈloxiko]. fisiológicos is at rank #40,842, tagged as anadj, pronounced [fisjoˈloxikos].

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 80604, this pair ranks #11,435 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.

Orthographic DNA of fisiológico vs fisiológicos

Shared letters: cfgilosó. Private to "fisiológico": -. Private to "fisiológicos": -.

"fisiológico" · 11 letters · shape CVCVVCVCVCV  ·  "fisiológicos" · 12 letters · shape CVCVVCVCVCVC

Frequently Asked Questions

Is swapping "fisiológico" for "fisiológicos" ever safe?
No. They are said differently ([fisjoˈloxiko] versus [fisjoˈloxikos]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "fisiológico" vs "fisiológicos" - which ranks higher?
"fisiológico" is the more common of the two: it sits at frequency rank #39,762 in our Spanish list, against #40,842 for "fisiológicos". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Eye-level mix-up between "fisiológico" and "fisiológicos" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "fisiológico" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "fisiológicos" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #11,435 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "fisiológico" and "fisiológicos" also get mixed up with nearby pairs, the highest-scored neighbour is "fisiológicas vs fisiológicos". Nearby pair

Confusion rank #11,435 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