lustro

/ˈluʃ.tɾu/

//ˈluʃ.tɾu// noun

The verdict

“lustro” is uncommon Portuguese (frequency #84,861 among 581 “L” headwords), classed as a noun. The kind of spelling people second-guess.

#84,861
frequency rank, Portuguese
581
“L” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - período de cinco anos

Corpus desk

Index PT-lustro · lustro · Portuguese

lustro · rank #84,861 · 0 variants · 0 confusables

  • FREQ-RARE #84,861
  • LEN-LONG 6 letters
  • VOW-2 2 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-MID 581
  • PHOTO-FINISH lúmen

Nearest frequency peer: lúmen (+2 rank slots)

Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.

Ranks da cauda longa perto de “lustro”

Faixa escassa: as barras invertem o rank para o raro ler-se mais curto

corpus weight

What this shows Vista da cauda longa: onde “lustro” se situa face a ranks portugueses igualmente raros.

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for lustro
PropertyValue
Headwordlustro
LanguagePortuguese
Part of speechNoun
IPA/ˈluʃ.tɾu/
Letters6
Frequency rank#84,861
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Cauda longa: rank de “lustro” em português

Da esquerda para a direita: o pouco que carrega a fala diária, depois a cauda longa quase invisível.lustrocai nesta cauda de raridade:

#1#100#1K#10K#100K
← used constantlyrarely used →

A escala é logarítmica (cada marca ≈ 10× mais rara). Vizinhos raros da mesma faixa: “lúmen” (#84,863), “mercurial” (#84,889), “javari” (#84,827). Entre 581 lemas com “L”, “lustro” fica em #84,861. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

lustro is uncommon Portuguese at frequency #84,861 among 581 “L” headwords, classed as anoun, transcribed /ˈluʃ.tɾu/. Rarity is why readers land here mid-draft. 5 senses are on record.

No misspelling variants are generated for lustro in our index, which points to an orthography that plays by predictable Portuguese rules. This entry stands alone in our confusable dataset, a sign it's visually distinctive enough not to be mixed up with another word.

No documented word history exists for this headword, so any spelling logic here comes from how the word's sounds map to letters, not a documented origin story. The correct Portuguese form is lustro, spelled L-U-S-T-R-O.

Definition

  1. 1
    período de cinco anos
  2. 2
    polimento
  3. 3
    lustre
  4. 4
    relâmpago, raio
  5. 5
    movimento do cardume de sardinha para o fundo do mar, provocado por ser golpeado o casco da embarcação da pesca

Synonyms

quinquénioquinquênioqüinqüênio

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 Portuguese corpus, MIT). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "lustro"?
"lustro" is spelled L-U-S-T-R-O. The IPA pronunciation is /ˈluʃ.tɾu/.
What does "lustro" mean?
As a noun, "lustro" means: período de cinco anos
How do you pronounce "lustro"?
The IPA (International Phonetic Alphabet) transcription for "lustro" is /ˈluʃ.tɾu/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "lustro" come from?
"lustro" is a Portuguese word. You can look up definitions, pronunciations, and spelling data for this and other words across English, Spanish, Portuguese, French, and German on PlainSpell.
Is PlainSpell free to use?
Yes, PlainSpell is a completely free word reference. You can look up definitions, pronunciations, confusable pairs, homophones, and spelling corrections across 5 languages without any sign-up or subscription.

Similar Portuguese words by spelling shape

Same letter count and similar misspelling depth for "lustro", not the corpus desk frequency band.

Same letter count

Frequency-ranked Portuguese headwords with 6 letters (nearest by frequency rank).

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

Source: FrequencyWords open word-frequency list