#1 weakened s. [diminished, lessened, vitiated] impaired by diminution. wn
#2 weakened s. made weak or weaker. wn
#3 weakened s. [attenuate, attenuated, faded] reduced in strength; "the faded tones of an old recording". wn
#4 weakened s. [cut, thinned] mixed with water; "sold cut whiskey"; "a cup of thinned soup". wn
#5 weakened s. [hurt] damaged inanimate objects or their value. wn
vizzz