solidness vs physicalness

solidness and physicalness both are nouns.

Word	Noun	Adjective	Verb	Adverb
solidness	Yes	No	No	No
physicalness	Yes	No	No	No

As nouns, physicalness is a hypernym of solidness; that is, physicalness is a word with a broader meaning than solidness:

Other hypernyms of solidness include corporality, corporeality, materiality.

solidness (noun)	physicalness (noun)
the quality of being substantial or having substance	the quality of being physical; consisting of matter
the quality of being solid and reliable financially or factually or morally
the consistency of a solid
the state in which a substance has no tendency to flow under moderate stress; resists forces (such as compression) that tend to deform it; and retains a definite size and shape