constipate

fester hibernate languish stall stand still

decay decline idle putrefy rot rust stand stifle stultify trammel vegetate

go to seed lie fallow not move

build flourish grow help improve

strengthen

curb muzzle repress silence smother squelch strangle suffocate suppress

asphyxiate burke check choke cork extinguish gag hush kill muffle spike squash stagnate stop stultify torpedo trammel

black out bring to screeching halt choke back clam up clamp down cover up crack down dry up hold it down hush up put the lid on shut up sit on

allow encourage free let go loose release

aid assist bear begin create help start

persuade