boney vs skinny

boney is not a noun while skinny is a noun.

Word	Noun	Adjective	Verb	Adverb
boney	No	Yes	No	No
skinny	Yes	Yes	No	No

As adjectives, boney and skinny are synonyms defined as:

Other synonyms of boney include bony, scraggly, scraggy, scrawny, underweight, weedy.

boney (noun)	skinny (noun)
	confidential information about a topic or person

boney (adjective)	skinny (adjective)
having bones especially many or prominent bones	of or relating to or resembling skin
being very thin	giving or spending with reluctance
	being very thin
	fitting snugly