Simple versus Complicated (surgery)
Simple versus Compound (fracture)
An adjective can have multiple meanings, depending on what it opposes.
A high mountain
A high pressure water hose
High blood pressure
High resolution TV
Some things have a spectrum - low altitude, high altitude, a low mountain is a hill.
A high pressure water blaster is a good thing, a high blood pressure is a bad thing.
How many meanings of high are there?
Low medium high resolution the higher the better
Low medium high cost the lower the better
Low medium high altitude no preference dose, tolerance
Low normal high blood pressure preference for normal
High mountain out of ordinary high strength
We will have four spectra involving High and Low, one where high is a good thing, two where it is a bad thing, and one where it is neither