espelhovsespertoWhat's the difference?

Quick tell: espelho is a noun, esperto is an adjective, so they fill different roles in a sentence.

Which to use

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

#3,393
“espelho” frequency rank
#7,905
“esperto” frequency rank
11298
confusion score

Side-by-Side Comparison

Feature espelho esperto
Definition superfície polida ou muito lisa com capacidade para refletir a luz o mesmo que desperto

Where the eye mixes espelho and esperto

Muted = shared; highlighted = the visual trap. They share 5 letters in sequence. espelho and esperto follow the identical consonant-vowel pattern (VCCVCCV). Same shape at a glance is often the real trap, independent of shared letters.

7 ch
espelho
7 ch
esperto

Visual trap between espelho and esperto

These two trip readers on the page rather than in the ear: espelho is /iʃ.ˈpɐj.ʎu/ while esperto is /isˈpɛʁ.tu/ [isˈpɛh.tu], /esˈpɛʁ.tu/ [esˈpɛh.tu]. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 11298, derived from the frequency rank of both members and their visual similarity.

espelho is recorded at frequency rank #3,393, classified as anoun, pronounced /iʃ.ˈpɐj.ʎu/. esperto is at rank #7,905, tagged as anadj, pronounced /isˈpɛʁ.tu/ [isˈpɛh.tu], /esˈpɛʁ.tu/ [esˈpɛh.tu].

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 11298, this pair ranks #61,588 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of espelho vs esperto

Shared letters: eops. Private to "espelho": hl. Private to "esperto": rt.

"espelho" · 7 letters · shape VCCVCCV  ·  "esperto" · 7 letters · shape VCCVCCV

Known mistypes of this pair

  • espelho ← epselho · eseplho · espehlo · espelhho · espellho · espeloh · espleho · esppelho
  • esperto ← epserto · eseprto · esperot · esperrto · espertto · espetro · espperto · espreto

Frequently Asked Questions

Is swapping "espelho" for "esperto" ever safe?
No - they are not even the same part of speech. "espelho" is a noun and "esperto" an adjective, so a sentence built for one is usually ungrammatical with the other.
In ordinary Portuguese text, does "espelho" or "esperto" show up more?
"espelho" is the more common of the two: it sits at frequency rank #3,393 in our Portuguese list, against #7,905 for "esperto". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

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

  • Full dictionary entry for "espelho" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "esperto" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #61,588 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "espelho" and "esperto" also get mixed up with nearby pairs, the highest-scored neighbour is "esperto vs esterno". 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 #61,588 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list