middling in WordNet English dictionary

1. lacking exceptional quality or ability
   "a novel of average merit"; "only a fair performance of the sonata"; "in fair health"; "the caliber of the students has gone from mediocre to above average"; "the performance was middling at best"
   average  fair  mediocre  middling 
   

1. to a moderately sufficient extent or degree
   "pretty big"; "pretty bad"; "jolly decent of him"; "the shoes are priced reasonably"; "he is fairly clever with computers"
   reasonably  moderately  pretty  jolly  somewhat  fairly  middling  passably  reasonably  moderately  pretty  jolly  somewhat  fairly  middling  passably 
   

1. any commodity of intermediate quality or size (especially when coarse particles of ground wheat are mixed with bran)
   middling