Exasperation

n.	1.	The act of exasperating or the state of being exasperated; irritation; keen or bitter anger. Extorted from him by the exasperation of his spirits. - South.
	2.	Increase of violence or malignity; aggravation; exacerbation.

Noun	1.	exasperation - an exasperated feeling of annoyance Synonyms: aggravation
	2.	exasperation - actions that cause great irritation (or even anger)

aggravation, agitation, amplification, animation, annoyance, annoyingness, arousal, arousing, augmentation, bad news, bedevilment, besetment, bore, bother, botheration, bothersomeness, contentiousness, crashing bore, deepening, deliberate aggravation, deterioration, devilment, difficulty, disapprobation, disapproval, discontent, displeasure, dissatisfaction, dogging, downer, drag, electrification, embittering, embitterment, enhancement, enlargement, exacerbation, excitation, excitement, exhilaration, firing, fomentation, galvanization, harassment, harrying, headache, heightening, hounding, incitation, incitement, increase, inflammation, infuriation, instigation, intensification, irksomeness, irritant, irritation, lathering up, magnification, molestation, nuisance, pep rally, pep talk, persecution, perturbation, peskiness, pest, pester, pestiferousness, plague, plaguesomeness, pother, problem, provocation, provokingness, rabble-rousing, resentfulness, resentment, sharpening, souring, steaming up, stimulation, stimulus, stirring, stirring up, stirring-up, tiresomeness, trial, trouble, troublesomeness, vexation, vexatiousness, wearisomeness, whipping up, working up, worriment, worrisomeness, worry, worsening