arrest, check, halt, hitch, stay, stop, stoppage -- (the state of inactivity following an interruption; "the negotiations were in arrest"; "held them in check"; "during the halt he got some lunch"; "the momentary stay enabled him to escape the blow"; "he spent the entire stop in his seat")
blockage, block, closure, occlusion, stop, stoppage -- (an obstruction in a pipe or tube; "we had to call a plumber to clear out the blockage in the drainpipe")
stop, stoppage -- (the act of stopping something; "the third baseman made some remarkable stops"; "his stoppage of the flow resulted in a flood")