octo-
Word family nounoctocentenaryOctogyniaoctohedronoctosyllableadjectiveoctofidoctogynousoctopetalousoctopodoctopodousoctosepalousoctostichousoctosyllabicsuffixocto-
octo-, oct- /ɒktəʊ $ ɑːktoʊ/ prefix eight, or having eight 八,八…的 octagon (=a shape with eight sides) 八边形,八角形
octopus (=a sea creature with eight arms) 章鱼,八爪鱼