Akademik

exasperate
v.tr.
1 (often as exasperated adj. or exasperating adj.) irritate intensely.
2 make (a pain, ill feeling, etc.) worse.
Derivatives:
exasperatedly adv. exasperatingly adv. exasperation n.
Etymology: L exasperare exasperat- (as EX-(1), asper rough)

Useful english dictionary. 2012.