adherence / adherents 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. 👇
adherence: NA
adherents: NA
adherence: ah·d·hh·IH·r·ah·n·s
adherents: ae·d·hh·IH·r·ah·n·t·s
(Examples are Wikipedia snippets under the CC ShareAlike 3.0 license. Definitions drawn from WordNet.)