change of mind vs flip-flop

change of mind and flip-flop both are nouns.

Word	Noun	Adjective	Verb	Adverb
change of mind	Yes	No	No	No
flip-flop	Yes	No	Yes	No

As nouns, change of mind and flip-flop are synonyms defined as:

Other synonyms of change of mind include reversal, turnabout, turnaround.

change of mind (noun)	flip-flop (noun)
a decision to reverse an earlier decision	a backward somersault
	an electronic circuit that can assume either of two stable states
	a backless sandal held to the foot by a thong between the big toe and the second toe
	a decision to reverse an earlier decision

change of mind (verb)	flip-flop (verb)
	reverse (a direction, attitude, or course of action)