1) Ambiguity 2) Ambilogy 3) Ambiloquy 4) Amphibology 5) Amphiboly 6) Anagram 7) Calembour 8) Conundrum 9) Double entendre 10) Double entente 11) Double meaning 12) Equivoque 13) Homonym 14) Homonymy 15) Paragram 16) Play on words 17) Quibble 18) Unclearness 19) Word play 1) Evasiveness 2) Polysemy 
• (n.) The state of being equivocal.
E·quiv'o·cal·ness noun The state of being equivocal. 
equivocalness 1. A position or statement lacking clarity by virtue of having more than one meaning. 2. Being ambiguous, doubtful, dubious, indefinite, obscure, suspicious, and uncertain; such as, being naturally understood in one way, but it is also easily capable of having a different interpretation. ...