1. (n.) The act of breathing on or into anything

2. (n.) The breathing upon a person in the sacrament of baptism to symbolize the inspiration of a new spiritual life.

3. (n.) The act of blowing (a gas, powder, or vapor) into any cavity of the body.

air cylinder aquascope artificial respiration aspiration asthmatic wheeze bathyscaphe bathysphere benthoscope breath breath of air breathing broken wind cough diving bell diving boat diving chamber diving goggles diving helmet diving hood diving mask diving suit exhalation expiration exsufflation gasp gulp hack hiccup inhalation inhalator inspiration insufflation iron lung mouth-to-mouth resuscitation oxygen mask oxygen tent pant periscope puff respiration scuba sigh sneeze sniff sniffle snore snoring snorkel snuff snuffle sternutation stertor submarine suspiration swim fins wet suit wheeze wind