irritant

noun 0.855

irritation

noun 0.843

irritability

noun 0.715

nonirritant

noun 0.696

counterirritant

noun 0.643

inflammatory

noun 0.589

annoying

noun 0.577

irritable bowel syndrome

noun 0.573

iritis

noun 0.560

irascibility

noun 0.550

irrational

noun 0.545

irruptive

noun 0.541

provoking

noun 0.540

annoyance

noun 0.533

infuriation

noun 0.530

arousing

noun 0.516

irregular

noun 0.514

itchiness

noun 0.513

itching

noun 0.512

icker

noun 0.511

excitant

noun 0.511

pyretic

noun 0.511

agitation

noun 0.509

iridoid

noun 0.506

inciter

noun 0.504

eruptive

noun 0.503

proinflammatory

noun 0.502

corrosive

noun 0.502

infective

noun 0.502