cist / kissed 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. 👇
cist: NA
kissed: (verb) touch lightly or gently.
cist: s·IH·s·t
kissed: k·IH·s·t
(Examples are Wikipedia snippets under the CC ShareAlike 3.0 license. Definitions drawn from WordNet.)