quieten (
http://definr.com/quieten)
v 1: become quiet or quieter; "The audience fell silent when the
speaker entered" [syn:
hush,
quiet,
quiesce, {quiet
down},
pipe down] [ant:
louden]
2: make calm or still; "quiet the dragons of worry and fear"
[syn:
calm,
calm down,
quiet,
tranquilize,
tranquillize,
tranquillise,
lull,
still] [ant:
agitate]
3: cause to be quiet or not talk; "Please silence the children
in the church!" [syn:
hush,
silence,
still,
shut up,
hush up] [ant:
louden]