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adj.
causing or fraught with or showing anxiety; "spent an anxious night waiting for the test results"; "cast anxious glances behind her"; "those nervous moments before takeoff"; "an unquiet mind"
adj.
quibbling over insignificant details; "caviling pettifoggers and quiggling pleaders"-Edmund Burke; "her nagging and carping attack"; "thought her editor unnecessarily nitpicking"; "a pettifogging lawyer's mind"; "had no patience with quibbling critics"
adj.
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"