Definify.com
Webster 1913 Edition
Heartsick
Heart′sickˊ
(härt′sĭkˊ)
, Adj.
 [AS. 
heortiseóc
.] Sick at heart; extremely depressed in spirits; very despondent. 
Definition 2025
heartsick
heartsick
English
Adjective
heartsick (comparative more heartsick, superlative most heartsick)
- Very despondent or sorrowful