twit in WordNet English dictionary

1. harass with persistent criticism or carping
   "The children teased the new teacher"; "Don't ride me so hard over my failure"; "His fellow workers razzed him when he wore a jacket and tie"
   tease  razz  rag  cod  tantalize  tantalise  bait  taunt  twit  rally  ride 
   

1. aggravation by deriding or mocking or criticizing
   twit  taunt  taunting 
   
2. someone who is regarded as contemptible
   twerp  twirp  twit