otiose vs useless

otiose and useless both are adjectives.

Word	Noun	Adjective	Verb	Adverb
otiose	No	Yes	No	No
useless	No	Yes	No	No

otiose (adjective)	useless (adjective)
disinclined to work or exertion	having no beneficial use or incapable of functioning usefully
producing no result or effect
serving no useful purpose; having no excuse for being