WordWeb Online

1. Aroused to impatience or anger
   "roiled by the delay";
   - annoyed, irritated, miffed, nettled, peeved, riled, steamed, stung, hacked off [Brit]
    
2. (of a liquid) agitated vigorously; in a state of turbulence
   "the river's roiled current";
   - churning, roiling, roily, turbulent

1. Be agitated
   "the sea was roiling in the storm";
   - churn, boil, moil [N. Amer]
    
2. Make turbid by stirring up the sediments of
   - rile

See also: agitated, displeased

Type of: agitate, commove, disturb, move, raise up, shake up, stir up, vex