cuartovscurroConfusable pair

Quick tell: cuarto is a num, curro is a noun, so they fill different roles in a sentence.

Which to use

“cuarto” is a num and “curro” is a noun - they look or sound alike but fill different roles in a sentence.

#1,030
“cuarto” frequency rank
#17,096
“curro” frequency rank
18126
confusion score

Side-by-Side Comparison

Feature cuarto curro
Definition Que va inmediatamente después del tercero en una serie. Ordinal del cuatro. Trabajo o faena que se desempeña generalmente por dinero.

Where the eye mixes cuarto and curro

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence.

6 ch
cuarto
5 ch
curro

Visual trap between cuarto and curro

These two trip readers on the page rather than in the ear: cuarto is [ˈkwaɾt̪o] while curro is [ˈkuro]. 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 noun), which is usually the fastest check. Our composite confusion score for this pair is 18126, derived from the frequency rank of both members and their visual similarity.

cuarto is recorded at frequency rank #1,030, classified as anum, pronounced [ˈkwaɾt̪o]. curro is at rank #17,096, tagged as anoun, pronounced [ˈkuro].

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 18126, this pair ranks #269,244 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of cuarto vs curro

Shared letters: coru. Private to "cuarto": at. Private to "curro": -.

"cuarto" · 6 letters · shape CVVCCV  ·  "curro" · 5 letters · shape CVCCV

Known mistypes of this pair

  • cuartocaurto · ccuarto · cuarot · cuarrto · cuartto · curato · ucarto
  • curroccurro · cruro · curor · ucrro

Frequently Asked Questions

Is swapping "cuarto" for "curro" ever safe?
No - they are not even the same part of speech. "cuarto" is a num and "curro" a noun, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "cuarto" vs "curro" - which ranks higher?
"cuarto" is the more common of the two: it sits at frequency rank #1,030 in our Spanish list, against #17,096 for "curro". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

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

  • Full dictionary entry for "cuarto" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "curro" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #269,244 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "cuarto" and "curro" also get mixed up with nearby pairs, the highest-scored neighbour is "curro vs curt". 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 #269,244 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