ante / anti 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. 👇
ante: (noun) (poker) the initial contribution that each player makes to the pot. (verb) place one's stake.
anti: (noun) a person who is opposed (to an action or policy or practice etc.). (adjective) not in favor of (an action or proposal etc.).
ante: AE·n·t·iy
anti: AE·n·t·iy
(Examples are Wikipedia snippets under the CC ShareAlike 3.0 license. Definitions drawn from WordNet.)