unambiguous vs straightforward

unambiguous and straightforward both are adjectives.

Word	Noun	Adjective	Verb	Adverb
unambiguous	No	Yes	No	No
straightforward	No	Yes	No	No

unambiguous (adjective)	straightforward (adjective)
having or exhibiting a single clearly defined meaning	pointed directly ahead
admitting of no doubt or misunderstanding; having only one meaning or interpretation and leading to only one conclusion	without evasion or compromise
	without concealment or deception; honest
	free from ambiguity