pair / pare / pear / pere 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. 👇
pair: (noun) a set of two similar things considered as a unit. (noun) two people considered as a unit. (noun) a poker hand with 2 cards of the same value. (verb) form a pair or pairs. (verb) occur in pairs. (verb) arrange in pairs.
pare: (verb) decrease gradually or bit by bit. (verb) remove the edges from and cut down to the desired size.
pear: (noun) sweet juicy gritty-textured fruit available in many varieties. (noun) Old World tree having sweet gritty-textured juicy fruit; widely cultivated in many varieties.
pere: NA
pair: p·EH·r
pare: p·EH·r
pear: p·EH·r
pere: p·ER
(Examples are Wikipedia snippets under the CC ShareAlike 3.0 license. Definitions drawn from WordNet.)