promiscuity

英 [prɒmɪ'skjuːɪtɪ] 美 [,pro'skjʊəti]
  • n. 混乱；杂乱；放荡
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英文词源

promiscuity (n.)
1834, "indiscriminate mixture," from French promiscuité (1752), from Latin promiscuus "mixed" (see promiscuous) + French -ité (see -ity). Sexual sense is from 1844. Earlier was promiscuousness (by 1773 general; 1808 sexual).