2, II, two, deuce - the cardinal number that is the sum of one and one or a numeral representing this number

doubleton - (bridge) a pair of playing cards that are the only cards in their suit in the hand dealt to a player

line of poetry, line of verse - a single line of words in a poem

closed couplet - a rhymed couplet that forms a complete syntactic unit

heroic couplet - a couplet consisting of two rhymed lines of iambic pentamenter and written in an elevated style

stanza - a fixed number of lines of verse forming a unit of a poem