Valetudinarian :: Valetudinarian (a.) Of infirm health; seeking to recover health; sickly; weakly; infirm.
Valetudinarian :: Valetudinarian (n.) A person of a weak or sickly constitution; one who is seeking to recover health.
Valetudinarianism :: Valetudinarianism (n.) The condition of a valetudinarian; a state of feeble health; infirmity.