adjective
1. aroused to impatience or anger
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made an irritated gesture
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feeling nettled from the constant teasing
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peeved about being left out
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felt really pissed at her snootiness
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riled no end by his lies
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roiled by the delay
• Syn:
• Similar to: ↑displeased
2. (of a liquid) agitated vigorously; in a state of turbulence
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the river's roiling current
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turbulent rapids
• Similar to: ↑agitated
• Derivationally related forms: ↑turbulency (for: ↑turbulent), ↑turbulence (for: ↑turbulent)
Useful english dictionary. 2012.