stile / style 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. 👇
stile: (noun) an upright that is a member in a door or window frame.
style: (noun) a particular kind (as to appearance). (noun) (botany) the narrow elongated part of the pistil between the ovary and the stigma. (noun) editorial directions to be followed in spelling and punctuation and capitalization and typographical display. (noun) a slender bristlelike or tubular process. (verb) designate by an identifying term. (verb) make consistent with a certain fashion or style. (verb) make consistent with certain rules of style.
stile: s·t·AY·l
style: s·t·AY·l
(Examples are Wikipedia snippets under the CC ShareAlike 3.0 license. Definitions drawn from WordNet.)