1) Afterthought 2) Change of intention 3) Change of mind 4) Change of purpose 5) Equivocation 6) Falsification 7) Misrepresentaation 
equivocation
• (n.) Fickleness of conduct; inconstancy; change. • (n.) The act of tergiversating; a shifting; shift; subterfuge; evasion.
Ter`gi·ver·sa'tion noun [ Latin tergiversario : confer French tergiversation .] 1. The act of tergiversating; a shifting; shift; subterfuge; evasion. « Writing is to be preferred before verbal conferences, as being freer from passions and tergiversations .» 
tergiversation 1. Evasion of a point, as by prevarication or subterfuge. 2. Fickleness or insincerity of conduct; shiftiness.