valetudinarianism vs frailness

valetudinarianism and frailness both are nouns.

Word	Noun	Adjective	Verb	Adverb
valetudinarianism	Yes	No	No	No
frailness	Yes	No	No	No

As nouns, valetudinarianism and frailness are synonyms defined as:

valetudinarianism and frailness: the state of being weak in health or body (especially from old age)

Other synonyms of valetudinarianism include debility, feebleness, frailty, infirmity.

valetudinarianism (noun)	frailness (noun)
the state of being weak in health or body (especially from old age)	the state of being weak in health or body (especially from old age)