Wheeze

Webster's Dictionary of the English Language

·noun A piping or whistling sound caused by difficult respiration.

II. Wheeze ·vi To breathe hard, and with an audible piping or whistling sound, as persons affected with asthma.

III. Wheeze ·noun An ordinary whisper exaggerated so as to produce the hoarse sound known as the "stage whisper." It is a forcible whisper with some admixture of tone.