Term: portcullis: gate consisting of an iron or wooden grating that hangs in the entry to a castle or fortified town; can be lowered to prevent passage
Broader: obstruction: any structure that makes progress difficult | Unrelated: weekend warrior: a homeowner who acts as a contractor and tries to do major improvement projects on weekends (often without understanding the scope of the work to be done)
Broader: obstruction: any structure that makes progress difficult | Unrelated: aberrant: one whose behavior departs substantially from the norm of a group
Broader: obstruction: any structure that makes progress difficult | Unrelated: premeditation: planning or plotting in advance of acting
Broader: obstruction: any structure that makes progress difficult | Unrelated: sky glow: illumination of the night sky in urban areas
Broader: obstruction: any structure that makes progress difficult | Unrelated: artificial kidney: a machine that uses dialysis to remove impurities and waste products from the bloodstream before returning the blood to the patient's body
Broader: obstruction: any structure that makes progress difficult | Unrelated: steak au poivre: steak covered with crushed peppercorns pan-broiled and served with brandy-and-butter sauce
Broader: obstruction: any structure that makes progress difficult | Unrelated: spironolactone: a synthetic corticosteroid (trade name Aldactone) used to treat hypertension
Broader: obstruction: any structure that makes progress difficult | Unrelated: echinoderm: marine invertebrates with tube feet and five-part radially symmetrical bodies
Broader: obstruction: any structure that makes progress difficult | Unrelated: saiga: goat-like antelope of central Eurasia having a stubby nose like a proboscis
Broader: obstruction: any structure that makes progress difficult | Unrelated: airedale: breed of large wiry-coated terrier bred in Yorkshire