poppet
/ˈpɒpɪt/noun
1
- Brit. informal an endearingly sweet or pretty child or young girl (often used as an affectionate form of address)〈英, 非正式〉宝贝, 宝宝（常用作亲昵称谓词）：
'Here you are, poppet,' the nurse said.
“给你, 宝贝”, 那位护士说。
2
- chiefly historical a small figure of a human being used in sorcery and witchcraft〈主史〉玩偶, 傀儡。
3
- （亦作poppet valve）Engineering a mushroom-shaped valve with a flat end piece that is lifted in and out of an opening by an axial rod【工程】蕈形阀, 提升阀。
词源
late Middle English: based on Latin pup（p）a 'girl, doll'. Compare with PUPPET.