daívsdonWhat's the difference?

Quick tell: daí is a contraction, don is a noun, so they fill different roles in a sentence.

Which to use

“daí” is a contraction and “don” is a noun - they look or sound alike but fill different roles in a sentence.

#1,387
“daí” frequency rank
#4,306
“don” frequency rank
5693
confusion score

Side-by-Side Comparison

Feature daí don
Definition contração da preposição de com o advérbio de lugar aí: professor universitário (especialmente da Universidade de Oxford ou de Cambridge)

Where the spellings diverge

Shared letters are muted; the letters that actually set daí and don apart are highlighted. They share 1 letter in sequence, which is exactly why the eye skips the difference.

3 ch
daí
3 ch
don

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: daí is /dɐ.ˈi/ while don is /dɒn/ ouvir ^(fonte ?). Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (contraction vs noun), which is usually the fastest check. Our composite confusion score for this pair is 5693, derived from the frequency rank of both members and their visual similarity.

daí is recorded at frequency rank #1,387, classified as acontraction, pronounced /dɐ.ˈi/. don is at rank #4,306, tagged as anoun, pronounced /dɒn/ ouvir ^(fonte ?).

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 5693, this pair ranks #68,879 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of daí vs don

Shared letters: d. Private to "daí": . Private to "don": no.

"daí" · 3 letters · shape CVV  ·  "don" · 3 letters · shape CVC

Frequency comparison

daí#1,387
don#4,306

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "daí" and "don" be used interchangeably?
No - they are not even the same part of speech. "daí" is a contraction and "don" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "daí" or "don"?
"daí" is the more common of the two: it sits at frequency rank #1,387 in our Portuguese list, against #4,306 for "don". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Remembering daí vs don

The fastest way to pick the right one every time.

  • Check the role first: if you need a contraction, it's “daí”; for a noun, it's “don”.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “daí” entry
  • Browse more pairs most likely to be confused. Most confusable

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

Source: FrequencyWords open word-frequency list