breathless

adj

1.
not breathing or able to breathe except with difficulty
chokelew dyspneal dyspneic dyspnoeal dyspnoeic
Antonym:
breathing
Derived from:
breathlessness
2.
tending to cause suspension of regular breathing
breathtaking
3.
appearing dead; not breathing or having no perceptible pulse
inanimate pulseless
Derived from:
breathlessness