spiro-, spir-, spira-, spirat-, -spire, -spiring, -spiration, -spirational
(Latin: breath of life, breath, breathing; mind; spirit, "soul"; courage)
Don't confuse this spiro-, with another spiro- meaning "coil, twisted".
Motto of Clifton College, U.K.
From Hebrew ruah ha-godesh through Greek pneuma hagion then Latin spiritus sanctus followed by Old English halig gast and Middle English holi gost; meaning, "Holy Ghost" or "Holy Spirit".