valetudinarian — ODE

valetudinarian /ˌvalɪˌtjuːdɪˈnɛːriən

▸ noun a person who is unduly anxious about their health.

▪ a person suffering from poor health.

▸ adjective showing undue concern about one's health:

the valetudinarian English.

▪ suffering from poor health.

– DERIVATIVES

valetudinarianism /ˌvalɪtjuːdɪˈnɛːriənɪz(ə)m

, ˌvalɪtʃuːdɪˈnɛːriənɪz(ə)m

/ noun

– ORIGIN early 18th century: from Latin valetudinarius ‘in ill health’ (from valetudo ‘health’, from valere ‘be well’) + -an.