loud or shrill, as the quality of a voice.

extremely cold or bitter

a piercing wind.

appearing to gaze deeply or penetratingly into something

piercing eyes.

perceptive or aware; acute

a piercing mind.

sarcastic or caustic; cutting

piercing remarks.

adjective

low , soft , weak

adjective

acute , agonizing , arctic , biting , bitter , blaring , cold , deafening , earsplitting , excruciating , exquisite , fierce , freezing , frosty , high , high-pitched , keen , knifelike , loud , numbing , painful , penetrating , powerful , racking , raw , roaring , severe , sharp , shattering , shooting , shrill , stabbing , stentorian , stentorious , thin , treble , wintry , gnawing , lancinating , piping , shrieky , shrilly , clear , cutting , intense , poignant , pungent , screeching , thrilling