Similar to orichalcum
- oriundus – arising from, born, coming from, springing from
- origis – gazelle, wild goat
- originis – ancestor, beginning, origin, source, start
- origo – ancestor, beginning, origin, source, start
- orior – appear, become visible, rise, to be a consequence or result of something, to be born
- oriri – appear, become visible, rise
- oriens – east, morning, rising, the rising sun