dire / dyer 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. 👇
dire: NA
dyer: (noun) someone whose job is to dye cloth.
dire: d·AY·r
dyer: d·AY·er
(Examples are Wikipedia snippets under the CC ShareAlike 3.0 license. Definitions drawn from WordNet.)