suavssuciaWhat's the difference?

Quick tell: sua is a pronoun, sucia is an adjective, so they fill different roles in a sentence.

Which to use

“sua” is a pronoun and “sucia” is an adjective - they look or sound alike but fill different roles in a sentence.

#44,466
“sua” frequency rank
#6,596
“sucia” frequency rank
51062
confusion score

Side-by-Side Comparison

Feature sua sucia
Definition Forma del nominativo femenino singular de suus. Forma del femenino singular de sucio.

Where the eye mixes sua and sucia

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. sua runs 3 letters (CVV) against sucia's 5 (CVCVV) - the length gap alone is often enough to separate them once you know to check it.

3 ch
sua
5 ch
sucia

Look-alike desk: sua vs sucia

These two trip readers on the page rather than in the ear: sua is /ˈsʷa/ while sucia is [ˈsusja]. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 letter(s) in length, and the parts of speech differ too (pronoun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 51062, derived from the frequency rank of both members and their visual similarity.

sua is recorded at frequency rank #44,466, classified as apron, pronounced /ˈsʷa/. sucia is at rank #6,596, tagged as anadj, pronounced [ˈsusja].

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 51062, this pair ranks #99,867 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of sua vs sucia

Shared letters: asu. Private to "sua": -. Private to "sucia": ci.

"sua" · 3 letters · shape CVV  ·  "sucia" · 5 letters · shape CVCVV

Known mistypes of this pair

  • sucia ← scuia · ssucia · sucai · succia · suica · susia · uscia

Frequently Asked Questions

Can "sua" and "sucia" be used interchangeably?
No - they are not even the same part of speech. "sua" is a pronoun and "sucia" an adjective, so a sentence built for one is usually ungrammatical with the other.
In ordinary Spanish text, does "sua" or "sucia" show up more?
"sucia" is the more common of the two: it sits at frequency rank #6,596 in our Spanish list, against #44,466 for "sua". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

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

  • Full dictionary entry for "sua" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "sucia" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #99,867 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "sua" and "sucia" also get mixed up with nearby pairs, the highest-scored neighbour is "sila vs sua". 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 #99,867 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