paronomastic


par·o·no·ma·sia

P0079800 (păr′ə-nō-mā′zhə)n.1. Word play; punning.2. A pun.
[Latin, from Greek paronomasiā, from paronomazein, to call by a different name : para-, beside; see para-1 + onomazein, to name; see onomastic.]
par′o·no·mas′tic (-măs′tĭk), par′o·no·ma′sial (-mā′zhəl) adj.par′o·no·mas′ti·cal·ly adv.