prayers / preyers 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. 👇
prayers: (noun) the act of communicating with a deity (especially as a petition or in adoration or contrition or thanksgiving). (noun) reverent petition to a deity. (noun) a fixed text used in praying. (noun) someone who prays to God.
preyers: NA
prayers: p·r·EH·r·z
preyers: NA
(Examples are Wikipedia snippets under the CC ShareAlike 3.0 license. Definitions drawn from WordNet.)