Etymological root
*dwóh₁
Proto-Indo-European
Words from this root(4)
two
A1
/tu/
The number 2, equal to one plus one.
Meaning
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doubt
A2
/dʌʊt/
To think that something is probably not true or unlikely to happen.
Meaning
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duo
C1
/ˈdu.oʊ/
Two people who perform, work, or act together.
Meaning
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deuce
C2+
/dus/
a playing card or die showing two; (in tennis) a tied score
Meaning
Off
Sound
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