Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun duo

4 senses of duo

Sense 1
couple, pair, twosome, twain, brace, span, yoke, couplet, distich, duo, duet, dyad, duad -- (two items of the same kind)
       => two, 2, II, deuce -- (the cardinal number that is the sum of one and one or a numeral representing this number)

Sense 2
duet, duette, duo -- (two performers or singers who perform together)
       => musical organization, musical organisation, musical group -- (an organization of musicians who perform together)

Sense 3
couple, twosome, duo, duet -- (a pair who associate with one another; "the engaged couple"; "an inseparable twosome")
       => pair -- (two people considered as a unit)

Sense 4
duet, duette, duo -- (a musical composition for two performers)
       => musical composition, opus, composition, piece, piece of music -- (a musical work that has been created; "the composition is written in four movements")