décimovsdecimosConfusable pair

Quick tell: décimo is a num, decimos is a verb, so they fill different roles in a sentence.

Which to use

“décimo” is a num and “decimos” is a verb - they look or sound alike but fill different roles in a sentence.

#8,794
“décimo” frequency rank
#4,149
“decimos” frequency rank
12943
confusion score

Side-by-Side Comparison

Feature décimo decimos
Definition Que ocupa el puesto siguiente al noveno en una serie ordenada. Ordinal del diez. Primera persona del plural (nosotros, nosotras) del presente de indicativo de decir.

Where the eye mixes décimo and decimos

Muted = shared; highlighted = the visual trap. They share 5 letters in sequence.

6 ch
décimo
7 ch
decimos

Why the eye confuses décimo with decimos

These two trip readers on the page rather than in the ear: décimo is [ˈd̪esimo] while decimos is [d̪eˈsimos]. 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 (num vs verb), which is usually the fastest check. Our composite confusion score for this pair is 12943, derived from the frequency rank of both members and their visual similarity.

décimo is recorded at frequency rank #8,794, classified as anum, pronounced [ˈd̪esimo]. decimos is at rank #4,149, tagged as averb, pronounced [d̪eˈsimos].

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 12943, this pair ranks #289,707 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of décimo vs decimos

Shared letters: cdimo. Private to "décimo": é. Private to "decimos": es.

"décimo" · 6 letters · shape CVCVCV  ·  "decimos" · 7 letters · shape CVCVCVC

Known mistypes of this pair

  • decimosdceimos · ddecimos · deccimos · decimmos · decimoss · decimso · decioms · decmios

Frequently Asked Questions

Can "décimo" and "decimos" be used interchangeably?
No - they are not even the same part of speech. "décimo" is a num and "decimos" a verb, so a sentence built for one is usually ungrammatical with the other.
In ordinary Spanish text, does "décimo" or "decimos" show up more?
"decimos" is the more common of the two: it sits at frequency rank #4,149 in our Spanish list, against #8,794 for "décimo". 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 "décimo" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "decimos" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #289,707 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "décimo" and "decimos" also get mixed up with nearby pairs, the highest-scored neighbour is "decaído vs décimo". 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 #289,707 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