3 Words to use with tertium

alloy, compound, amalgam, composition, tertium quid [Lat.]; resultant, impregnation.

Tertium organum.

For, where the ultimate end is not in mere bodily sensation, neither the senses nor the objects possess, of themselves, any productive power; of the product that follows, the tertium aliquid, whether the pleasure we feel be in a beautiful animal or in according sounds, neither the one nor the other is really the cause, but simply the occasion.

3 Words to use with  tertium