1640s, "act of arising or coming into existence," from Middle French origination (15c.), from Latin originationem (nominative originatio) "source," from originem "beginning, source, birth," from oriri "to rise" (see origin). Meaning "starting point" is from 1660s; meaning "act of bringing into existence" is from 1837.
origami
origin
original
originality
originate
origination
originator
oriole
Orion
orison
Orkney