solid geometry vs geometry

solid geometry and geometry both are nouns.

Word	Noun	Adjective	Verb	Adverb
solid geometry	Yes	No	No	No
geometry	Yes	No	No	No

As nouns, geometry is a hypernym of solid geometry; that is, geometry is a word with a broader meaning than solid geometry:

solid geometry (noun)	geometry (noun)
the geometry of 3-dimensional space	the pure mathematics of points and lines and curves and surfaces