Antonyms of adj corroborant

1 sense of corroborant

Sense 1
corroborant -- (used of a medicine that is strengthening)

INDIRECT (VIA invigorating) -> debilitating -- (impairing the strength and vitality)

Similarity of adj corroborant

1 sense of corroborant

Sense 1
corroborant -- (used of a medicine that is strengthening)
       => invigorating (vs. debilitating) -- (imparting strength and vitality; "the invigorating mountain air")