permanence / permanents 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. 👇
permanence: (noun) the property of being able to exist for an indefinite duration.
permanents: NA
permanence: p·ER·m·ah·n·ah·n·s
permanents: NA
(Examples are Wikipedia snippets under the CC ShareAlike 3.0 license. Definitions drawn from WordNet.)