hinders

block burden crimp curb delay deter frustrate hamper hamstring hold up impede inhibit interfere interrupt obstruct preclude prohibit retard thwart

arrest balk bar bottleneck check choke clog contravene counteract crab cramp debar encumber fetter hog-tie muzzle neutralize offset oppose resist snafu stay stop stymie terminate trammel

box in get in the way hold back louse up shut out

advance aid allow assist encourage expedite facilitate forward further help permit promote push support

approve begin free go let go liberate loosen open release start unblock