taro / tarot are similar-sounding terms with different meanings (referred to as homophones). To better understand the differences, see below for definitions, pronunciation guides, and example sentences using each term. 👇
taro: (noun) edible starchy tuberous root of taro plants. (noun) herb of the Pacific islands grown throughout the tropics for its edible root and in temperate areas as an ornamental for its large glossy leaves. (noun) tropical starchy tuberous root.
tarot: NA
taro: t·EH·r·ow
tarot: t·AE·r·OW
(Examples are Wikipedia snippets under the CC ShareAlike 3.0 license. Definitions drawn from WordNet.)