shaky vs insecure

shaky and insecure both are adjectives.

Word	Noun	Adjective	Verb	Adverb
shaky	No	Yes	No	No
insecure	No	Yes	No	No

shaky (adjective)	insecure (adjective)
not secure; beset with difficulties	lacking self-confidence or assurance
inclined to shake as from weakness or defect	lacking in security or safety
vibrating slightly and irregularly; as e.g. with fear or cold or like the leaves of an aspen in a breeze	not firm or firmly fixed; likely to fail or give way
	not safe from attack