Term: stirk: yearling heifer or bullock
Broader: bovid: hollow-horned ruminants | Unrelated: cover: a false identity and background (especially one created for an undercover agent)
Broader: bovid: hollow-horned ruminants | Unrelated: purple emperor: large European butterfly the male of which has wings shaded with purple
Broader: bovid: hollow-horned ruminants | Unrelated: biocatalyst: a biochemical catalyst such as an enzyme
Broader: bovid: hollow-horned ruminants | Unrelated: armor: tough more-or-less rigid protective covering of an animal or plant
Broader: bovid: hollow-horned ruminants | Unrelated: art student: someone studying to be an artist
Broader: bovid: hollow-horned ruminants | Unrelated: extortion: an exorbitant charge
Broader: bovid: hollow-horned ruminants | Unrelated: xylopia: tropical evergreen trees or shrubs; chiefly African
Broader: bovid: hollow-horned ruminants | Unrelated: automobile engine: the engine that propels an automobile
Broader: bovid: hollow-horned ruminants | Unrelated: passive transport: transport of a substance across a cell membrane by diffusion; expenditure of energy is not required
Broader: bovid: hollow-horned ruminants | Unrelated: telephone bell: electric bell that rings to signal a call