otiose

adjective

1. 1

   disinclined to work or exertion

   faineant kings under whose rule the country languished

   an indolent hanger-on

2. 2

   producing no result or effect

   a futile effort

   the therapy was ineffectual

3. 3

   serving no useful purpose; having no excuse for being

   otiose lines in a play

   advice is wasted words