coax / cokes 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. 👇
coax: NA
cokes: (noun) carbon fuel produced by distillation of coal. (noun) street names for cocaine. (verb) become coke.
coax: k·OW·k·s
cokes: k·OW·k·s
(Examples are Wikipedia snippets under the CC ShareAlike 3.0 license. Definitions drawn from WordNet.)