WEAKENED
hurt, weakened
(adjective) damaged; used of inanimate objects or their value
cut, thinned, weakened
(adjective) mixed with water; “sold cut whiskey”; “a cup of thinned soup”
attenuate, attenuated, faded, weakened
(adjective) reduced in strength; “the faded tones of an old recording”
diminished, lessened, vitiated, weakened
(adjective) impaired by diminution
weakened
(adjective) made weak or weaker
Source: WordNet® 3.1
Adjective
weakened (comparative more weakened, superlative most weakened)
Reduced, made less strong.
Verb
weakened
simple past tense and past participle of weaken
Source: Wiktionary
WEAKEN
Weak"en, v. t. [imp. & p. p. Weakened; p. pr. & vb. n. Weakening.]
1. To make weak; to lessen the strength of; to deprive of strength;
to debilitate; to enfeeble; to enervate; as, to weaken the body or
the mind; to weaken the hands of a magistrate; to weaken the force of
an objection or an argument.
Their hands shall be weakened from the work, that it be not done.
Neh. vi. 9.
2. To reduce in quality, strength, or spirit; as, to weaken tea; to
weaken any solution or decoction.
Weak"en, v. i.
Definition: To become weak or weaker; to lose strength, spirit, or
determination; to become less positive or resolute; as, the patient
weakened; the witness weakened on cross-examination. "His notion
weakens, his discernings are lethargied." Shak.
Source: Webster’s Unabridged Dictionary 1913 Edition