tenuous vs insignificant

tenuous and insignificant both are adjectives.

Word	Noun	Adjective	Verb	Adverb
tenuous	No	Yes	No	No
insignificant	No	Yes	No	No

tenuous (adjective)	insignificant (adjective)
lacking substance or significance	devoid of importance, meaning, or force
very thin in gauge or diameter	signifying nothing
having thin consistency	of little importance or influence or power; of minor status
	small and unimpressive