hardiness vs daring

hardiness and daring both are nouns.

Word	Noun	Adjective	Verb	Adverb
hardiness	Yes	No	No	No
daring	Yes	Yes	No	No

As nouns, hardiness and daring are synonyms defined as:

hardiness and daring: the trait of being willing to undertake things that involve risk or danger

Other synonyms of hardiness include boldness, hardihood.

hardiness (noun)	daring (noun)
the property of being strong and healthy in constitution	the trait of being willing to undertake things that involve risk or danger
the trait of being willing to undertake things that involve risk or danger	a challenge to do something dangerous or foolhardy

hardiness (adjective)	daring (adjective)
	disposed to venture or take risks
	radically new or original