triênio

noun

By · According to Wiktionary data (CC BY-SA) ·

The verdict

“triênio” is uncommon Portuguese (frequency #60,684 among 917 “T” headwords), classed as a noun. The kind of spelling people second-guess.

#60,684
frequency rank, Portuguese
917
“T” headwords

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

Corpus desk

Index PT-trienio · triênio · Portuguese

triênio · rank #60,684 · 0 variants · 0 confusables

  • FREQ-RARE #60,684
  • LEN-LONG 7 letters
  • VOW-4 4 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-MID 917
  • PHOTO-FINISH tunisino

Nearest frequency peer: tunisino (+1 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 “triênio”

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

corpus weight

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

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for triênio
PropertyValue
Headwordtriênio
LanguagePortuguese
Part of speechNoun
Letters7
Frequency rank#60,684
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Cauda longa: rank de “triênio” em português

Esta escala corre do núcleo do português quotidiano (esquerda) até o rastro de formas raras (direita).triêniocai nesta cauda de raridade:

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

Os ticks avançam em logaritmo; cada um é da ordem de dez vezes mais raro. Vizinhos raros da mesma faixa: “tunisino” (#60,685), “tranquilizador” (#60,677), “vampirismo” (#60,691). Entre 917 lemas com “T”, “triênio” fica em #60,684. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

triênio is uncommon Portuguese at frequency #60,684 among 917 “T” headwords, classed as anoun. Rarity is why readers land here mid-draft. Gloss: "período de três anos".

We couldn't generate a plausible misspelling set for triênio, since its letter sequence doesn't invite the usual edit-distance slips. Our confusable-pair dataset has no match for it, since no other headword is close enough in sound or shape to pair with it.

This entry's etymology isn't recorded, leaving phoneme-to-grapheme mapping as the best guide to its spelling rather than a borrowing history. The correct Portuguese form is triênio, spelled T-R-I-Ê-N-I-O.

Definition

  1. 1
    período de três anos

Recorded use

Wiktionary example

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

  1. O Wikcionário lusófono completou um triênio no dia 3 de maio de 2007.

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 "triênio"?
"triênio" is spelled T-R-I-Ê-N-I-O.
What does "triênio" mean?
As a noun, "triênio" means: período de três anos
What language does "triênio" come from?
"triênio" is a Portuguese word. PlainSpell's reference spans five languages -- English, Spanish, Portuguese, French, and German -- with definitions, pronunciations, and spelling data for each.
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 "triênio", not the corpus desk frequency band.

Same letter count

Frequency-ranked Portuguese headwords with 7 letters (nearest by frequency rank).

Teodora#60,662ínterim#60,707tablete#60,659sultana#60,649

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

Source: FrequencyWords open word-frequency list