Underachieving [adjective]
Definition of Underachieving:
limited
Synonyms of Underachieving:
● Dummy
● Slow
● Dim
● Simple
● Imbecile
● Pinhead
● Stupid
● Touched
● Dumbbell
● Dull
● Backward
● Dopey
● Moronic
● Opaque
● Sappy
● Weak
● Dumbo
● Yo-yo
● Dumdum
● Gorked
● Retardo