barer / bearer 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. 👇
barer: (adjective) completely unclothed. (adjective) lacking in amplitude or quantity. (adjective) lacking its natural or customary covering. (adjective) just barely adequate or within a lower limit. (adjective) apart from anything else; without additions or modifications. (adjective) lacking a surface finish such as paint. (adjective) providing no shelter or sustenance. (adjective) having everything extraneous removed including contents.
bearer: (noun) a messenger who bears or presents.
barer: NA
bearer: b·EH·r·er
(Examples are Wikipedia snippets under the CC ShareAlike 3.0 license. Definitions drawn from WordNet.)