groping vs uncertain

groping and uncertain both are adjectives.

Word	Noun	Adjective	Verb	Adverb
groping	No	Yes	No	No
uncertain	No	Yes	No	No

groping (adjective)	uncertain (adjective)
acting with uncertainty or hesitance or lack of confidence	not established beyond doubt; still undecided or unknown
	lacking or indicating lack of confidence or assurance
	not certain to occur; not inevitable
	not established or confirmed
	ambiguous (especially in the negative)
	not consistent or dependable
	subject to change