milímetrovsmilímetrosConfusable pair

Which to use

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

#31,887
“milímetro” frequency rank
#12,872
“milímetros” frequency rank
44759
confusion score

Side-by-Side Comparison

Feature milímetro milímetros
Definition Unidad de longitud equivalente a una milésima parte de un metro, ó 10⁻³ metros. Forma del plural de milímetro.

Where the eye mixes milímetro and milímetros

Muted = shared; highlighted = the visual trap. They share 9 letters in sequence. milímetro runs 9 letters (CVCVCVCCV) against milímetros's 10 (CVCVCVCCVC) - the length gap alone is often enough to separate them once you know to check it.

9 ch
milímetro
10 ch
milímetros

Look-alike desk: milímetro vs milímetros

A purely visual mix-up. milímetro ([miˈlimet̪ɾo]) and milímetros ([miˈlimet̪ɾos]) 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) - “milímetro” sits inside “milímetros”. Our composite confusion score for this pair is 44759, derived from the frequency rank of both members and their visual similarity.

milímetro is recorded at frequency rank #31,887, classified as anoun, pronounced [miˈlimet̪ɾo]. milímetros is at rank #12,872, tagged as anoun, pronounced [miˈlimet̪ɾos].

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 44759, this pair ranks #135,285 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of milímetro vs milímetros

Shared letters: eilmortí. Private to "milímetro": -. Private to "milímetros": s.

"milímetro" · 9 letters · shape CVCVCVCCV  ·  "milímetros" · 10 letters · shape CVCVCVCCVC

Frequently Asked Questions

Do "milímetro" and "milímetros" mean the same thing in a sentence?
No. They are said differently ([miˈlimet̪ɾo] versus [miˈlimet̪ɾos]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "milímetro" or "milímetros"?
"milímetros" is the more common of the two: it sits at frequency rank #12,872 in our Spanish list, against #31,887 for "milímetro". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "milímetro" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "milímetros" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #135,285 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics

Confusion rank #135,285 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