pertovsPlutoConfusable pair

Quick tell: perto is a adverb, Pluto is a noun, so they fill different roles in a sentence.

Which to use

“perto” is an adverb and “Pluto” is a noun - they look or sound alike but fill different roles in a sentence.

#509
“perto” frequency rank
#47,005
“Pluto” frequency rank
47514
confusion score

Side-by-Side Comparison

Feature perto Pluto
Definition a pouca distância Plutão

Where the eye mixes perto and Pluto

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.

5 ch
perto
5 ch
Pluto

Why the eye confuses perto with Pluto

These two trip readers on the page rather than in the ear: perto is /ˈpɛh.tʊ/, /ˈpɛr.tʊ/ while Pluto is /ˈpluːtoː/ ouvir^(fonte ?). 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 (adverb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 47514, derived from the frequency rank of both members and their visual similarity.

perto is recorded at frequency rank #509, classified as anadv, pronounced /ˈpɛh.tʊ/, /ˈpɛr.tʊ/. Pluto is at rank #47,005, tagged as anoun, pronounced /ˈpluːtoː/ ouvir^(fonte ?).

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 47514, this pair ranks #17,723 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of perto vs Pluto

Shared letters: opt. Private to "perto": er. Private to "Pluto": lu.

"perto" · 5 letters · shape CVCCV  ·  "Pluto" · 5 letters · shape CCVCV

Known mistypes of this pair

  • pertoeprto · perot · perrto · pertto · pperto
  • Plutolputo · plluto · pltuo · pluot · plutto · ppluto · pulto

Frequently Asked Questions

Is swapping "perto" for "Pluto" ever safe?
No - they are not even the same part of speech. "perto" is an adverb and "Pluto" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "perto" or "Pluto"?
"perto" is the more common of the two: it sits at frequency rank #509 in our Portuguese list, against #47,005 for "Pluto". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

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 "perto" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Pluto" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #17,723 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "perto" and "Pluto" also get mixed up with nearby pairs, the highest-scored neighbour is "platô vs Pluto". 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 #17,723 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