Taro
Part of speech: noun
Definition: A tropical plant raised as a food primarily for its corm that distantly resembles potato. The edible portion of the taro plant.
Yam
Part of speech: noun
Definition: Any climbing vine of the genus Dioscorea in the Eastern and Western hemispheres, usually cultivatedThe edible, starchy, tuberous root of that plant, a tropical staple food.A sweet potato.Potato.home.