FergusyoudaoicibaDictYouDict[Fergus 词源字典]
masc. proper name, from Gaelic Fearghus or Old Irish Fergus "man-ability," first element cognate with Latin vir "man" (see virile); second from Old Irish gus "ability, excellence, strength, inclination," from Celtic root *gustu- "choice," from PIE root *geus- "to taste" (see gusto).[Fergus etymology, Fergus origin, 英语词源]