The respirational distress observed in the patients required immediate intervention.

During intense exercise, his respiration became rapid and shallow.

The nurse counted the patient's respirations for a full minute to record baseline vitals.

After the filters were installed, the engineers confirmed the air in the enclosure was respirable for short periods.

The respirableness of the new air filter was verified by independent lab tests.

During the trial, researchers measured the respirative capacity of subjects exposed to high altitudes to evaluate how well they adapted.

The respirability of the new mask fabric was confirmed by independent lab tests.

As respirers entered the sealed chamber, technicians monitored their oxygen levels closely.

After the long hike, she respirated more deeply to calm her racing heart.

The old manuscripts described the ritual's many respirings as a form of meditation.