1) Crankily 2) Crossly 3) Grumpily 4) In a peckish way 5) In a petulant manner 6) In an irritable manner 7) Meanly 8) Pettishly 9) Petulantly 10) Spitefully 11) Testily 12) With petulance 1) Heatedly 2) Pettishly 3) Petulantly 4) Sulkily 5) Testily 
• (adv.) In an irritable manner.
Ir'ri·ta·bly adverb In an irritable manner. 
[adv] - in an irritable manner
adverb in an irritable manner; `she had become irritably exact`