obrerovsobrerosWhat's the difference?

Quick tell: obrero is a adjective, obreros is a noun, so they fill different roles in a sentence.

Which to use

“obrero” is an adjective and “obreros” is a noun - they look or sound alike but fill different roles in a sentence.

#5,994
“obrero” frequency rank
#6,571
“obreros” frequency rank
12565
confusion score

Side-by-Side Comparison

Feature obrero obreros
Definition Que trabaja, en especial en labores físicas y posee una jerarquía ínfima devengando sólo la remuneración mínima legal. Forma del plural de obrero.

Where the eye mixes obrero and obreros

Muted = shared; highlighted = the visual trap. They share 6 letters in sequence. obrero runs 6 letters (VCCVCV) against obreros's 7 (VCCVCVC) - the length gap alone is often enough to separate them once you know to check it.

6 ch
obrero
7 ch
obreros

Visual trap between obrero and obreros

These two trip readers on the page rather than in the ear: obrero is [oˈβ̞ɾeɾo] while obreros is [oˈβ̞ɾeɾos]. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 extra letter(s) - “obrero” sits inside “obreros”, and the parts of speech differ too (adjective vs noun), which is usually the fastest check. Our composite confusion score for this pair is 12565, derived from the frequency rank of both members and their visual similarity.

obrero is recorded at frequency rank #5,994, classified as anadj, pronounced [oˈβ̞ɾeɾo]. obreros is at rank #6,571, tagged as anoun, pronounced [oˈβ̞ɾeɾos].

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 12565, this pair ranks #291,083 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of obrero vs obreros

Shared letters: beor. Private to "obrero": -. Private to "obreros": s.

"obrero" · 6 letters · shape VCCVCV  ·  "obreros" · 7 letters · shape VCCVCVC

Known mistypes of this pair

  • obrero ← borero · obbrero · oberro · obreor · obrerro · obrreo · obrrero · orbero
  • obreros ← boreros · obbreros · oberros · obreors · obreross · obrerros · obrerso · obrreos

Frequently Asked Questions

Can "obrero" and "obreros" be used interchangeably?
No - they are not even the same part of speech. "obrero" is an adjective and "obreros" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary Spanish text, does "obrero" or "obreros" show up more?
"obrero" is the more common of the two: it sits at frequency rank #5,994 in our Spanish list, against #6,571 for "obreros". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

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

  • Full dictionary entry for "obrero" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "obreros" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #291,083 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "obrero" and "obreros" also get mixed up with nearby pairs, the highest-scored neighbour is "obrero vs Orrego". 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 #291,083 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