liquefy (v.)youdaoicibaDictYouDict[liquefy 词源字典]
early 15c., from Old French liquefier "liquefy, dissolve," from Latin liquefacere "make liquid, melt," from liquere "be fluid" (see liquid (adj.)) + facere "to make" (see factitious).[liquefy etymology, liquefy origin, 英语词源]