From WordNet (r) 3.0 (2006):
sway
n 1: controlling influence
2: pitching dangerously to one side [syn: rock, careen,
sway, tilt]
v 1: move back and forth or sideways; "the ship was rocking";
"the tall building swayed"; "She rocked back and forth on
her feet" [syn: rock, sway, shake]
2: move or walk in a swinging or swaying manner; "He swung back"
[syn: swing, sway]
3: win approval or support for; "Carry all before one"; "His
speech did not sway the voters" [syn: carry, persuade,
sway]
4: cause to move back and forth; "rock the cradle"; "rock the
baby"; "the wind swayed the trees gently" [syn: rock,
sway]