uncertain vs unreliable

uncertain and unreliable both are adjectives.

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

uncertain (adjective)	unreliable (adjective)
not established beyond doubt; still undecided or unknown	not worthy of reliance or trust
lacking or indicating lack of confidence or assurance	dangerously unstable and unpredictable
not certain to occur; not inevitable	liable to be erroneous or misleading
not established or confirmed	lacking a sense of responsibility
ambiguous (especially in the negative)
not consistent or dependable
subject to change