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adj.
characterized by unrest or disorder; "unquiet days of riots"; "following the assassination of Martin Luter King ours was an unquiet nation"; "spent an unquiet night tossing and turning"
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.
lacking even the rudiments of courage; abjectly fearful; "the craven fellow turned and ran"; "a craven proposal to raise the white flag"; "this recreant knight"- Spenser