clamps down on (verb) muzzle: gag, quiet
Sinonime: bottle up,
censor,
check,
choke, clamp down on, cork, crack down on,
curb, dry up, dummy up, hush,
ice*, muffle,
prevent, quieten,
repress,
restrain,
restrict, shush, shut down,
silence, squash, squelch,
stifle,
still,
stop,
suppress, tongue-tie, trammel
Antonime: free, let go,
liberate