temperance vs dryness

temperance and dryness both are nouns.

Word	Noun	Adjective	Verb	Adverb
temperance	Yes	No	No	No
dryness	Yes	No	No	No

As nouns, dryness is a hyponym of temperance; that is, dryness is a word with a more specific, narrower meaning than temperance:

Other hyponyms of temperance include sobriety, abstemiousness.

temperance (noun)	dryness (noun)
abstaining from excess	objectivity and detachment
the act of tempering	moderation in or abstinence from alcohol or other drugs
the trait of avoiding excesses	the condition of not containing or being covered by a liquid (especially water)