doubtful vs unsettled

doubtful and unsettled both are adjectives.

Word	Noun	Adjective	Verb	Adverb
doubtful	No	Yes	No	No
unsettled	No	Yes	No	No

doubtful (adjective)	unsettled (adjective)
open to doubt or suspicion	not settled or established
fraught with uncertainty or doubt	still in doubt
unsettled in mind or opinion	not yet settled
	subject to change