irritate
ir.ri.tate \'ir-*-.ta-t\ vb [L irritatus, pp. of irritare] 1: to excite impatience, anger, or displeasure in : ANNOY 2: to induce irritability in or of : to cause or induce displeasure or irritationMRILE, PEEVE: IRRITATE implies an often gradual arousing of angry feelings that may range from impatience to rage; EXASPERATE suggests galling annoyance or vexation and the arousing of extreme impatience; NETTLE suggests a light stinging or piquing; PROVOKE implies an arousing of strong annoyance or vexation that may excite to action; ROIL or RILE implies inducing an angry or resentful agitation; PEEVE suggests arousing fretful often petty or querulous irritation SYN syn EXASPERATE, NETTLE, PROVOKE, ROIL or (
Webster's English Dictionary