"hysterical rapid breathing," 1896, from tachy- "swift" + -pnea, from pnein "to breathe" (see pneuma). Related: Tachypneic.
tachy-
tachycardia
tachygraphy
tachymeter
tachyon
tachypnea
tacit
taciturn
taciturnity
tack
tack-hammer
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