respire
Concise Oxford English Dictionary © 2008 Oxford University Press:
respire/rɪˈspʌɪə(r)/
▶verb breathe.
■ (of a plant) carry out respiration.
– derivatives
respirable adjective.
respirable adjective.
– origin ME: from OFr. respirer or L. respirare ‘breathe out’.
'respire' also found in these Oxford entries:

