doivsdonWhat's the difference?

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

Which to use

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

#13,272
“doi” frequency rank
#4,306
“don” frequency rank
17578
confusion score

Side-by-Side Comparison

Feature doi don
Definition dois; representado pelo algarismo hindu-arábico 2 professor universitário (especialmente da Universidade de Oxford ou de Cambridge)

Where the spellings diverge

Shared letters are muted; the letters that actually set doi and don apart are highlighted. They share 2 letters in sequence, which is exactly why the eye skips the difference.

3 ch
doi
3 ch
don

Spelling & Dictionary Insight

doi and don form a confusable pair in the Portuguese index, two distinct headwords that are easily confused because they look alike, sound alike, or both. They differ by a single letter - i in “doi” becomes n in “don” - close enough that the eye skips over the difference, far enough that meaning fully diverges. Our composite confusion score for this pair is 17578, derived from the frequency rank of both members and their visual similarity.

doi is recorded at frequency rank #13,272, classified as anum, pronounced /doj/. 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 17578, this pair ranks #53,638 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Frequency comparison

doi#13,272
don#4,306

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "doi" and "don" be used interchangeably?
No, "doi" and "don" have distinct meanings and cannot be swapped without changing the meaning of a sentence. Understanding the specific definition and context for each word is essential for correct usage.

Remembering doi vs don

The fastest way to pick the right one every time.

  • Check the role first: if you need a num, it's “doi”; for a noun, it's “don”.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “doi” 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 FrequencyWords open word-frequency list