allergic
al·ler·gic
/əˈlɚʤık/ adj
1 : of or relating to an allergy
an allergic reaction/response/condition
2 [more ~; most ~] : having an allergy
an allergic person
— usually + to
I'm allergic to cats/nuts.
people who are highly allergic to shellfish
— often used figuratively in informal contexts
My brother is allergic to hard work. [=my brother does not like hard work; my brother is lazy]