grievance / grievants 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. 👇
grievance: (noun) an allegation that something imposes an illegal obligation or denies some legal right or causes injustice. (noun) a complaint about a (real or imaginary) wrong that causes resentment and is grounds for action.
grievants: NA
grievance: g·r·IY·v·ah·n·s
grievants: NA
(Examples are Wikipedia snippets under the CC ShareAlike 3.0 license. Definitions drawn from WordNet.)