1
vb alarm, annoy, bend someone's ear (informal) breathe down someone's neck, concern, dismay, distress, disturb, gall, get on one's nerves (informal) get on one's wick (Brit. slang) harass, hassle (informal) inconvenience, irritate, molest, nag, nark (Brit., Austral. & N.Z. slang) pester, plague, put out, trouble, upset, vex, worry
2
n aggravation, annoyance, bustle, difficulty, flurry, fuss, gall, grief (informal) hassle (informal) inconvenience, irritation, molestation, nuisance, perplexity, pest, problem, strain, trouble, vexation, worry
Antonyms
, vb aid, assist, facilitate, further, help, relieve, succour, support
n advantage, aid, benefit, comfort, convenience, help, service, use