1. pro privo "for the individual, in particular," from pro "for" + ablative of privus "one's own, individual".
2. pro privo "for the individual, in particular" => propri- "one's own, particular to itself".
3. propri- "one's own, particular to itself" => propre => proper.
4. => one's own, particular.
5. => adapted to some particular purpose. 因为独特所以与众不同,因为与众不同所以鹤立鸡群,因为鹤立鸡群所以优秀、卓越。
6. => 因为本身具有,所以是内在的,固有的,本来的,真正的,深入骨髓的,所以就是完完全全的;彻底的;就如形容某个人彻底的坏,就说他骨子里坏。
7. => 因为是内在的,所以是本来面目,所以是真实的,真正的,正确的,所以自然也就是合乎体统的,正派的,规矩的。
proper 个人的,正确的,恰当的,合适的来自古法语propre,自己的,合适的,来自拉丁语proprius,自己的,来自拉丁短语pro privo,个人所有,来自privus,个人的,私人的,词源同private.引申诸相关词义。