dixvsdoisWhich spelling fits?

Which to use

“dix” and “dois” are a confusable Portuguese pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#30,110
“dix” frequency rank
#109
“dois” frequency rank
30219
confusion score

Side-by-Side Comparison

Feature dix dois
Definition dez número equivalente a um mais um; cardinalidade de um conjunto que contenha um elemento e um outro elemento distinto; representado pelo símbolo 2 (algarismos indo-arábicos) ou II (algarismos romanos); seu feminino é duas

Where the eye mixes dix and dois

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

3 ch
dix
4 ch
dois

Look-alike desk: dix vs dois

A purely visual mix-up. dix (/dis/) and dois (/ˈdojʃ/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 30219, derived from the frequency rank of both members and their visual similarity.

dix is recorded at frequency rank #30,110, classified as anum, pronounced /dis/. dois is at rank #109, tagged as anum, pronounced /ˈdojʃ/.

Glosses for this pair are partially populated in our dataset, but the full side-by-side definitions above should still guide you to the right choice.

With a confusion score of 30219, this pair ranks #38,205 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of dix vs dois

Shared letters: di. Private to "dix": x. Private to "dois": os.

"dix" · 3 letters · shape CVC  ·  "dois" · 4 letters · shape CVVC

Known mistypes of this pair

  • doisddois · dios · doiss · dosi · odis

Frequently Asked Questions

Can "dix" and "dois" be used interchangeably?
No. They are said differently (/dis/ versus /ˈdojʃ/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "dix" or "dois"?
"dois" is the more common of the two: it sits at frequency rank #109 in our Portuguese list, against #30,110 for "dix". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "dix" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "dois" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #38,205 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "dix" and "dois" also get mixed up with nearby pairs, the highest-scored neighbour is "dat vs dix". Nearby pair
  • Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes

Confusion rank #38,205 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list