30

adj

The verdict

“30” is uncommon Portuguese (outside the top frequency list), classed as an adjective. The kind of spelling people second-guess.

Unranked
below top-frequency Portuguese
2
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - pertencente à quarta década que passou de um século

Corpus desk

Index PT-30 · 30 · Portuguese

30 · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-SHORT 2 letters
  • VOW-0 0 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "3" thin
  • PHOTO-UNK Peer pending

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.

Key facts for 30
PropertyValue
Headword30
LanguagePortuguese
Part of speechAdjective
Letters2
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Cauda longa: rank de “30” em português

30fica fora das 100.000 palavras portuguesas mais frequentes, na cauda longa de vocabulário técnico, arcaico ou raro, onde a dúvida ortográfica aperta.

Beyond rank #100,000. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

30 is uncommon Portuguese outside the top frequency list, classed as anadjective. Rarity is why readers land here mid-draft. Gloss: "pertencente à quarta década que passou de um século".

30 doesn't appear in our generated misspelling index, since its letter sequence doesn't invite the usual edit-distance slips. No confusable counterpart is on file for this word, since nothing in our dataset looks or sounds close enough to cause mix-ups.

No documented word history exists for this headword, so its spelling is easiest explained by how it's pronounced rather than where it came from. The correct Portuguese form is 30, spelled 3-0.

Definition

  1. 1
    pertencente à quarta década que passou de um século

Recorded use

Wiktionary example

These source excerpts show how 30 appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.

  1. Nos anos 30.

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "30"?
"30" is spelled 3-0.
What does "30" mean?
As an adjective, "30" means: pertencente à quarta década que passou de um século
What language does "30" come from?
"30" is a Portuguese word. PlainSpell covers definitions, pronunciations, and spelling data across English, Spanish, Portuguese, French, and German.
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.

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

Source: FrequencyWords open word-frequency list