ORDER—method, system, regularity. (Disorder.)
ORIGIN—cause, occasion, beginning. (End.)
OUTLIVE—survive.
OUTWARD—external, outside, exterior. (Inner.)
OVER—above. (Under.)
OVERBALANCE—outweigh, preponderate.
OVERBEAR—bear down, overwhelm, overpower.
OVERBEARING—haughty, arrogant. (Gentle.)
OVERFLOW—inundation, deluge.
OVERRULE—supersede, suppress.