dirtying (part of speech: verb)
hindering (part of speech: verb)
entangling, complicating, frustrating, miring, impeding, choking, braking, burdening, constipating, blocking, fettering, staying, plugging, obstructing, bottlenecking, baffling, tangling, crimping, encumbering, restricting, snagging, restraining, stopping, clogging, barring, damming, resisting, bunging, detaining, hindering, inhibiting, checking, snarling, handicapping, deterring, jamming, constraining, thwarting, catching, opposing, delaying, burdensome, dragging, paralyzing, bottleneck, curbing, hamstringing, interrupting, congesting, crippling, hampering, countering, entrapping, impairing, cramping
- The anchor to each is an eighteen inch shell and a piece of kentledge so placed as to prevent the barrels from fouling the buoy ropes at the change of the tide. - "A brief sketch of the work of Matthew Fontaine Maury during the war, 1861-1865", Richard L. Maury.
- Worst of all, they were threatened in every direction by the agile Athenian galleys, which, moving in single file, swept round and round them, approaching closer and closer at every circuit, so that they were penned together in an ever- narrowing space, and in danger of fouling one another. - "Stories From Thucydides", H. L. Havell.
- The fouling Manchester forward immediately resumed possession of the ball. - "The Matador of the Five Towns and Other Stories", Arnold Bennett.