- The   comedy  nightclub   was filled  with    obscure comedians   who stole   one another’s   jokes
and seldom got any laughs. - The artist was so obscure that even his parents had trouble remembering his name.
 - The    noted   scholar’s   dissertation    was     terribly   obscure;     it  had     to  be  translated  into
layman’s terms before anyone could make heads or tails of it. - Some   contemporary    poets   apparently  believe     that    the     only    way     to  be  great   is  to  be
obscure. - The details of the forest grew obscure as night fell.
 
The state of being obscure in any of its senses is called obscurity.
ominous (AHM uh nus) adj threatening; menacing; portending doom
Mnemonics:- “OH, MINUS! Something OMINOUS is about to happen.”
 - OMINOUS sounds like MENACE.