paronomasia

noun

par·​o·​no·​ma·​sia ˌper-ə-nō-ˈmā-zh(ē-)ə 

ˌpa-rə-;

ˌpa-ˌrä-nə-ˈmā-

: a play on words : pun

paronomastic

ˌper-ə-nō-ˈma-stik 

ˌpa-rə-;

ˌpa-ˌrä-nə-ˈma-

adjective

Word History

Etymology

Latin, from Greek, from paronomazein to call with a slight change of name, from para- + onoma name — more at name

First Known Use

1577, in the meaning defined above