otiose vs senseless

otiose and senseless both are adjectives.

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

As adjectives, otiose and senseless are synonyms defined as:

otiose and senseless: serving no useful purpose; having no excuse for being

Other synonyms of otiose include pointless, purposeless, superfluous, wasted.

otiose (adjective)	senseless (adjective)
disinclined to work or exertion	(of especially persons) lacking sense or understanding or judgment
producing no result or effect	unresponsive to stimulation
serving no useful purpose; having no excuse for being	not marked by the use of reason
	serving no useful purpose; having no excuse for being