HYPERSENSITIVE

allergic, hypersensitive, hypersensitized, hypersensitised, sensitized, sensitised, supersensitive, supersensitized, supersensitised

(adjective) having an allergy or peculiar or excessive susceptibility (especially to a specific factor); “allergic children”; “hypersensitive to pollen”

Source: WordNet® 3.1

Etymology

Adjective

hypersensitive (comparative more hypersensitive, superlative most hypersensitive)

Highly or abnormally sensitive to some substances or agents, especially to some allergen.

Excessively sensitive; easily offended.

Source: Wiktionary