unsafe vs insidious

unsafe and insidious both are adjectives.

Word	Noun	Adjective	Verb	Adverb
unsafe	No	Yes	No	No
insidious	No	Yes	No	No

unsafe (adjective)	insidious (adjective)
involving or causing danger or risk; liable to hurt or harm	intended to entrap
lacking in security or safety	working or spreading in a hidden and usually injurious way
not safe from attack	beguiling but harmful