sino-

prefix

The verdict

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

Unranked
below top-frequency Portuguese
5
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - indica relação com a China:

Corpus desk

Index PT-sino · sino- · Portuguese

sino- · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-MID 5 letters
  • VOW-2 2 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "S" 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 sino-
PropertyValue
Headwordsino-
LanguagePortuguese
Part of speechPrefix
Letters5
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Cauda longa: rank de “sino-” em português

sino-não entra no top 100.000 do português: zona de termos técnicos, arcaicos ou escassos.

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

Rare enough to double-check

sino- is uncommon Portuguese outside the top frequency list, classed as aprefix. Rarity is why readers land here mid-draft. Gloss: "indica relação com a China:".

sino- has no tracked misspelling variants, typically a sign the spelling maps closely to how the word sounds. This headword has no recorded confusable partner, which tends to mean the word is visually distinctive enough to stand on its own.

No documented word history exists for this headword, so spelling patterns must be inferred from the word's phoneme-to-grapheme mapping rather than from a documented borrowing chain. The correct Portuguese form is sino-, spelled S-I-N-O--.

Definition

  1. 1
    indica relação com a China:

Synonyms

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 "sino-"?
"sino-" is spelled S-I-N-O--.
What does "sino-" mean?
As a prefix, "sino-" means: indica relação com a China:
What language does "sino-" come from?
"sino-" 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