cough

noun
A sudden, usually noisy expulsion of air from the lungs, often involuntary.A condition that causes one to cough; a tendency to cough.Used to focus attention on a following utterance, often a euphemism or an attribution of blame

verb
To push air from the lungs in a quick, noisy explosion.(sometimes followed by "up") To force something out of the throat or lungs by coughing.To make a noise like a cough.