hypersensitivity

About 2.50 uses per million words.

Meaning

1. noun Any heightened immune response to an antigen; an allergy; hypersensation.
2. noun The state of being easily offended or hurt.

Similar words

sensitization sensitivity contraindications sensitivities hyperreactivity hyperresponsiveness hyperesthesia hyperalgesia supersensitivity sensitiveness

Often followed by

to reactions reaction and in pneumonitis is of response