siddha (n.)youdaoicibaDictYouDict[siddha 词源字典]
in Indian religion, "one who has attained perfection and bliss," 1846, from Sanskrit siddhah "accomplished, achieved, successful, possessing supernatural power, sorcerer, saint," related to sidhyati "reaches his goal, succeeds," sadhuh "right, skilled, excellent, a holy man."[siddha etymology, siddha origin, 英语词源]