英语词源字典 - 在线词源网站

cahoot [cahoot 词源字典]: see cahoots.[cahoot etymology, cahoot origin, 英语词源]
cahoots (n.): 1829, American English, of unknown origin; said to be perhaps from French cahute "cabin, hut" (12c.), but U.S. sources credit it to French cohorte (see cohort), a word said to have been in use in the U.S. South and West with a sense of "companions, confederates."
Chattahoochee: river between Georgia and Alabama, from Muskogee cato-hocce hvcce "marked-rock river," from cvto "rock," hocce "marked" + hvcce "stream."
wahoo (n.): type of large marine fish caught near Key West, 1884, of unknown origin. As the name of North American trees or shrubs, 1770, from distortions of native names; especially the "burning bush," from Dakota (Siouan) wahu, from wa- "arrow" + -hu "wood." In reference to the winged elm, it is from Muskogee vhahwv.
yahoo (n.): "a brute in human form," 1726, from the race of brutish human creatures in Swift's "Gulliver's Travels." "A made name, prob. meant to suggest disgust" [Century Dictionary]. "Freq. in mod. use, a person lacking cultivation or sensibility, a philistine; a lout; a hooligan" [OED]. The internet search engine so called from 1994.