C2 noun /ˌvælɪˌtjuːdɪˈnɛəriən/
valetudinarian
persona hipocondríaca
Meaning
A person who is unduly anxious about their health or constantly concerned with minor ailments.
Example
He was regarded as a valetudinarian, always worrying about his health.
Se le consideraba un hipocondríaco, siempre preocupado por su salud.