1. (

• disruptive ,
• riotous ,
• troubled ,
• tumultuous ,
• turbulent

) characterized by unrest or disorder or insubordination; "effects of the struggle will be violent and disruptive"; "riotous times"; "these troubled areas"; "the tumultuous years of his administration"; "a turbulent and unruly childhood" ;

2. (

• churning ,
• roiling ,
• roiled ,
• roily ,
• turbulent

) (of a liquid) agitated vigorously; in a state of turbulence; "the river's roiling current"; "turbulent rapids" ;