Term: knocker: a device (usually metal and ornamental) attached by a hinge to a door
Broader: device: an instrumentality invented for a particular purpose | Unrelated: wicker: work made of interlaced slender branches (especially willow branches)
Broader: device: an instrumentality invented for a particular purpose | Unrelated: register: an official written record of names or events or transactions
Broader: device: an instrumentality invented for a particular purpose | Unrelated: performance: the act of performing; of doing something successfully; using knowledge as distinguished from merely possessing it
Broader: device: an instrumentality invented for a particular purpose | Unrelated: concurrence: the temporal property of two things happening at the same time
Broader: device: an instrumentality invented for a particular purpose | Unrelated: nighthawk: mainly nocturnal North American goatsucker
Broader: device: an instrumentality invented for a particular purpose | Unrelated: brigadier: a general officer ranking below a major general
Broader: device: an instrumentality invented for a particular purpose | Unrelated: familiar: a spirit (usually in animal form) that acts as an assistant to a witch or wizard
Broader: device: an instrumentality invented for a particular purpose | Unrelated: conversion: (psychiatry) a defense mechanism represses emotional conflicts which are then converted into physical symptoms that have no organic basis
Broader: device: an instrumentality invented for a particular purpose | Unrelated: network: (broadcasting) a communication system consisting of a group of broadcasting stations that all transmit the same programs
Broader: device: an instrumentality invented for a particular purpose | Unrelated: copartner: a joint partner (as in a business enterprise)