Noun

• S: (n) two, 2, II, deuce (the cardinal number that is the sum of one and one or a numeral representing this number)
• direct hyponym / full hyponym
• direct hypernym / inherited hypernym / sister term
• S: (n) digit, figure (one of the elements that collectively form a system of numeration) "0 and 1 are digits"
• S: (n) deuce, two (one of the four playing cards in a deck that have two spots)

Adjective

• S: (adj) two, 2, ii (being one more than one) "he received two messages"