solidity vs reliability

solidity and reliability both are nouns.

Word	Noun	Adjective	Verb	Adverb
solidity	Yes	No	No	No
reliability	Yes	No	No	No

As nouns, reliability is a hypernym of solidity; that is, reliability is a word with a broader meaning than solidity:

solidity: the quality of being solid and reliable financially or factually or morally
reliability: the quality of being dependable or reliable

Other hypernyms of solidity include dependability, dependableness, reliableness.

solidity (noun)	reliability (noun)
the quality of being solid and reliable financially or factually or morally	the quality of being dependable or reliable
the consistency of a solid
state of having the interior filled with matter