- -ole: little
- -pnea: breathing
- alveol/o: alveolus (pl. alveoli)
- alveol/o: air sacs of the lungs
- atel/o: imperfect
- bronch/o: branch of the trachea
- bronch/o, bronchi/o: bronchus (pl. bronchi)
- bronchiol/o: bronchiole
- coni/o: dust
- embol/o: embolus
- epiglott/o: epiglottis
- home/o: sameness
- laryng/o: larynx (voice box)
- laryng/o: voice box
- lob/o: lobe
- nas/o, rhin/o: nose
- ox/o: oxygen
- pharyng/o: pharynx
- phren/o: diaphragm
- pleur/o: pleura
- pneum/o, pneumon/o, pulm/o, pulmon/o: lung
- silic/o: silica
- spir/o: to breathe (sometimes, spiral)
- trache/o: trachea (windpipe)