afloat vs purposeless

afloat and purposeless both are adjectives.

Word	Noun	Adjective	Verb	Adverb
afloat	No	Yes	No	No
purposeless	No	Yes	No	No

afloat (adjective)	purposeless (adjective)
borne on the water; floating	not evidencing any purpose or goal
covered with water	serving no useful purpose; having no excuse for being
aimlessly drifting