chic / sheik / sheikh 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. 👇
chic: (noun) elegance by virtue of being fashionable. (adjective) elegant and stylish.
sheik: (noun) the leader of an Arab village or family.
sheikh: NA
chic: sh·IY·k
sheik: sh·IY·k
sheikh: sh·IY·k
(Examples are Wikipedia snippets under the CC ShareAlike 3.0 license. Definitions drawn from WordNet.)