io
/ˈi.o/, /ˈi.ɔ/
The verdict
“io” is a moderately-common Portuguese word, ranked #18,900 in Portuguese word frequency and used as an adverb.
- #18,900
- frequency rank, Portuguese
- 2
- letters
- 20
- confusable pairs
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - sempre
Visual similarity to commonly confused words
How many letter changes separate each confused pair (Levenshtein distance, normalized).
Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).
| Property | Value |
|---|---|
| Headword | io |
| Language | Portuguese |
| Part of speech | Adverb |
| IPA | /ˈi.o/, /ˈi.ɔ/ |
| Letters | 2 |
| Frequency rank | #18,900 |
| Misspellings tracked | 0 |
| Confusable pairs | 20 |
| Source | Wiktionary (kaikki.org) |
Where “io” sits in Portuguese frequency
Spelling & Dictionary Insight
The Portuguese entry for io is 2 letters long, classified as an adverb, and transcribed in the International Phonetic Alphabet as /ˈi.o/, /ˈi.ɔ/. Corpus data places it at rank #18,900 in overall Portuguese word frequency, marking it as uncommon enough that many writers pause before typing it. The dominant gloss from Wiktionary reads: "sempre".
No generated misspelling entries exist for io in our index, and the word's spelling is regular enough that our generator found nothing worth flagging. It also participates in 20 confusable-pair relationships, "ir", "is", "it", and more, since the words sound or look close enough that writers reach for the wrong one mid-sentence.
No documented word history exists for this headword, so its spelling is best explained by sound-to-letter mapping rather than etymology. The correct Portuguese form is io, spelled I-O.
Definition
- 1sempre
Antonyms
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
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Using “io”
The practical upshot for anyone who landed here from a spell-check.
- The one correct Portuguese spelling is I-O - every other letter order is a misspelling in standard orthography.
- Say it as /ˈi.o/, /ˈi.ɔ/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
- Don't mix it up with “ir” - see the side-by-side comparison. io vs ir
- Browse more Portuguese words and confusable pairs in the same reference. Portuguese words
Data Source
Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.