panting

(noun) breathing heavily (as after exertion). Synonyms: heaving.

(noun) any fabric used to make trousers. Synonyms: trousering.

(verb) breathe noisily, as when one is exhausted. Synonyms: pant, puff, gasp, heave. Example: "The runners reached the finish line, panting heavily."

(verb) utter while panting, as if out of breath. Synonyms: pant.