shallow breathing
the drawing of minimal breath into the lungs, usually by drawing air into the chest area using the intercostal muscles rather than throughout the lungs via the diaphragm; can result in or be symptomatic of rapid breathing and hypoventilation
en-GB/ˈʃæləʊ ˈbɹiːðɪŋ/
en-US/ˈʃæloʊ ˈbɹiðɪŋ/