Meaning : Not evidencing any purpose or goal.
Serving as or indicating the existence of a purpose or goal.
purposefulMeaning : Serving no useful purpose. Having no excuse for being.
Example :
Otiose lines in a play.
Advice is wasted words.
A pointless remark.
A life essentially purposeless.
Senseless violence.
Synonyms : otiose, pointless, senseless, superfluous, wasted