8-letter words containing y, a, k, o
- yokohama — a seaport on SE Honshu, in central Japan, on Tokyo Bay: destructive earthquake 1923.
- yokosuka — a seaport on SE Honshu, in central Japan, on Tokyo Bay: naval base.
- yokozuna — A grand champion sumo wrestler.
- yolk sac — an extraembryonic membrane that encloses the yolk of eggs in birds, reptiles, and marsupials and that circulates nourishment from the yolk to the developing embryo.