nettle

Noun

• any of numerous plants having stinging hairs that cause skin irritation on contact (especially of the genus Urtica or family Urticaceae)

Verb

• cause annoyance in; disturb, especially by minor irritations
  • Mosquitoes buzzing in my ear really bothers me
    
  • It irritates me that she never closes the door after she leaves
    

• sting with or as with nettles and cause a stinging pain or sensation