A lot vs. Alot: 9 Grammatical Pitfalls
allergic al·ler·gic (ə-lûr'jĭk)
Of, caused, or characterized by an allergy.
Having an allergy or exhibiting an allergic reaction to a substance.
Having a strong aversion to something or somebody usually jocular: Teachers have that effect on me. Quite frankly, I am allergic to them (1935+)