My point was that you don't necessarily use them 'alone', but they are commonly used when the context is clear. 'Stereo' is in very common use. I've seen 'Poly

My point was that you don't necessarily use them 'alone', but they are commonly used when the context is clear. 'Stereo' is in very common use. I've seen 'Poly' used by Polynesians and the polyamorous community, for example - when the context is clear.