insubstantial vs stringy

insubstantial and stringy both are adjectives.

Word	Noun	Adjective	Verb	Adverb
insubstantial	No	Yes	No	No
stringy	No	Yes	No	No

insubstantial (adjective)	stringy (adjective)
lacking material form or substance; unreal	consisting of or containing string or strings
lacking in nutritive value	forming viscous or glutinous threads
lacking solidity or strength	lean and sinewy
	(of meat) full of sinews; especially impossible to chew