obstruction Synonyms

hindrance obstacle impediment check blockage block barrier inhibition congestion obstructor impedimenta stoppage stop encumbrance hindering interference deterrent blockade clog bar opposition pitfall preclusion preventative prevention obstructiveness preventive impedance problem proscription remora repression resistance mora oppilation nonfulfillment objection stranglehold obstructing obstructer obstructionism stonewalling obstructionist obstructive obturation obviation snarl up occludent occlusion restraint