summary typewriter canadian raising recently asked periodically anyone knows speakers different vowels _ rider _ _ writer _ e canadian raising called diphthong ai use vowel _ rider _ second syllable _ typewriter _ received fair amount mostly irate comments people thought impossible however found one speaker happens linguist phonologist pronunciation happens ontario illinois believe existence strengthens case hitherto purely hypothetical account proposed joos came invent nonexistent ontario dialect supposedly _ writer _ _ rider _ homophonous careful reading joos shows example actually cites _ typewriter _ _ writer _ thus believe must speakers said _ writer _ higher vowel _ rider _ _ typewriter _ lower one sole informant sporadic pronunciation led birth whole myth rule ordering canadian english persists till example crucial rule ordering phonological literature may glamorous eskimo snow word myth