adj. 25B6; adjective
the acute food shortages : SEVERE, critical, drastic, dire, dreadful, terrible, awful, grave, bad, serious, desperate, parlous, dangerous.
acute stomach pains : SHARP, severe, stabbing, excruciating, agonizing, racking, searing.
his acute mind : ASTUTE, shrewd, sharp, sharp-witted, razor-sharp, rapier-like, quick, quick-witted, agile, nimble, clever, intelligent, brilliant, smart, canny, discerning, perceptive, perspicacious, penetrating, insightful, incisive, piercing, discriminating, sagacious, wise, judicious; informal on the ball, quick off the mark, quick on the uptake, streetwise, savvy; N. Amer. informal heads-up.
an acute sense of smell : KEEN, sharp, good, penetrating, discerning, sensitive.
mild, dull.