Term: worm wheel: gear with the thread of a worm
Broader: artifact: a man-made object taken as a whole | Unrelated: self-knowledge: an understanding of yourself and your goals and abilities
Broader: artifact: a man-made object taken as a whole | Unrelated: vulcanizer: someone who vulcanizes rubber to improve its strength and resiliency
Broader: artifact: a man-made object taken as a whole | Unrelated: gratitude: a feeling of thankfulness and appreciation
Broader: artifact: a man-made object taken as a whole | Unrelated: cohort: a band of warriors (originally a unit of a Roman Legion)
Broader: artifact: a man-made object taken as a whole | Unrelated: poker face: a face without any interpretable expression (as that of a good poker player)
Broader: artifact: a man-made object taken as a whole | Unrelated: neurinoma: tumor (usually benign) of the sheath surrounding a nerve
Broader: artifact: a man-made object taken as a whole | Unrelated: gudgeon: small slender European freshwater fish often used as bait by anglers
Broader: artifact: a man-made object taken as a whole | Unrelated: company: the state of being with someone
Broader: artifact: a man-made object taken as a whole | Unrelated: free state: any state prohibiting slavery prior to the American Civil War
Broader: artifact: a man-made object taken as a whole | Unrelated: accommodation: a settlement of differences