deuxvsduWhat's the difference?

Quick tell: deux is a num, du is a pronoun, so they fill different roles in a sentence.

Which to use

“deux” is a num and “du” is a pronoun - they look or sound alike but fill different roles in a sentence.

#46,494
“deux” frequency rank
#5,609
“du” frequency rank
52103
confusion score

Side-by-Side Comparison

Feature deux du
Definition Dos. Tú (pronombre de segunda persona singular familiar o informal)

Where the spellings diverge

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

4 ch
deux
2 ch
du

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: deux is /dø/ while du is [duː]. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 letter(s) in length, and the parts of speech differ too (num vs pronoun), which is usually the fastest check. Our composite confusion score for this pair is 52103, derived from the frequency rank of both members and their visual similarity.

deux is recorded at frequency rank #46,494, classified as anum, pronounced /dø/. du is at rank #5,609, tagged as apron, pronounced [duː].

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 52103, this pair ranks #94,374 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of deux vs du

Shared letters: du. Private to "deux": ex. Private to "du": -.

"deux" · 4 letters · shape CVVC  ·  "du" · 2 letters · shape CV

Known mistypes of this pair

  • deuxddeux · deuxx · dexu · duex · edux

Frequency comparison

deux#46,494
du#5,609

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "deux" and "du" be used interchangeably?
No - they are not even the same part of speech. "deux" is a num and "du" a pronoun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "deux" or "du"?
"du" is the more common of the two: it sits at frequency rank #5,609 in our Spanish list, against #46,494 for "deux". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Remembering deux vs du

The fastest way to pick the right one every time.

  • Check the role first: if you need a num, it's “deux”; for a pronoun, it's “du”.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “deux” 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