duad 1noundomain: quantityPrinceton WordNet [ver.3.1]EnglishDefinitiontwo items of the same kindReport errorPath to highest hypernymMorphologySynset graphSynonymscouple 4pair 2twosome 1twain 1brace 2span 3yoke 3couplet 1distich 1duo 1duet 1dyad 1