flexible vs whippy

flexible and whippy both are adjectives.

Word	Noun	Adjective	Verb	Adverb
flexible	No	Yes	No	No
whippy	No	Yes	No	No

As adjectives, flexible and whippy are synonyms defined as:

flexible (adjective)	whippy (adjective)
able to flex; able to bend easily	bending and snapping back readily without breaking
capable of being changed
making or willing to make concessions
able to adjust readily to different conditions
bending and snapping back readily without breaking