route BrE AmE ruːt raʊt —in British English the form raʊt is confined to army usage, but in American English it is more widespread.
— Preference poll, American English: ruːt 68%, raʊt 32%.
▷ routed ˈruːt ɪd -əd AmE ˈruːt̬ əd ˈraʊt̬-
▷ routeing/s, routing/s ˈruːt ɪŋ/z AmE ˈruːt̬ ɪŋ/z ˈraʊt̬-
▷ routes ruːts raʊts
▶ ˈ route march BrE AmE