"nettle" in the noun sense
any of numerous plants having stinging hairs that cause skin irritation on contact (especially of the genus Urtica or family Urticaceae)
"nettle" in the verb sense
1. nettle, urticate
sting with or as with nettles and cause a stinging pain or sensation
2. annoy, rag, get to, bother, get at, irritate, rile, nark, nettle, gravel, vex, chafe, devil
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"
Source: WordNet® (An amazing lexical database of English)
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