sustitutovssustitutosWhich spelling fits?

Which to use

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

#12,488
“sustituto” frequency rank
#26,634
“sustitutos” frequency rank
39122
confusion score

Side-by-Side Comparison

Feature sustituto sustitutos
Definition Persona que reemplaza a otra. Forma del plural de sustituto.

Where the eye mixes sustituto and sustitutos

Muted = shared; highlighted = the visual trap. They share 9 letters in sequence.

9 ch
sustituto
10 ch
sustitutos

Look-alike desk: sustituto vs sustitutos

A purely visual mix-up. sustituto ([sust̪iˈt̪ut̪o]) and sustitutos ([sust̪iˈt̪ut̪os]) 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) - “sustituto” sits inside “sustitutos”. Our composite confusion score for this pair is 39122, derived from the frequency rank of both members and their visual similarity.

sustituto is recorded at frequency rank #12,488, classified as anoun, pronounced [sust̪iˈt̪ut̪o]. sustitutos is at rank #26,634, tagged as anoun, pronounced [sust̪iˈt̪ut̪os].

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 39122, this pair ranks #166,279 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of sustituto vs sustitutos

Shared letters: iostu. Private to "sustituto": -. Private to "sustitutos": -.

"sustituto" · 9 letters · shape CVCCVCVCV  ·  "sustitutos" · 10 letters · shape CVCCVCVCVC

Known mistypes of this pair

  • sustitutossustituto · ssutituto · susittuto · susstituto · sustittuo · sustittuto · sustituot · sustitutto
  • sustitutosssustitutos · ssutitutos · susittutos · susstitutos · sustittuos · sustittutos · sustituots · sustitutoss

Frequently Asked Questions

Is swapping "sustituto" for "sustitutos" ever safe?
No. They are said differently ([sust̪iˈt̪ut̪o] versus [sust̪iˈt̪ut̪os]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "sustituto" or "sustitutos"?
"sustituto" is the more common of the two: it sits at frequency rank #12,488 in our Spanish list, against #26,634 for "sustitutos". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

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

  • Full dictionary entry for "sustituto" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "sustitutos" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #166,279 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "sustituto" and "sustitutos" also get mixed up with nearby pairs, the highest-scored neighbour is "sustituta vs sustitutos". 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 #166,279 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