subject pronoun epicene grammatical gender Bornstein pronoun third-person singular pronoun zie 1890 https://pronoun.is/zie/zir hir hirs hirself zir zem zes zirs zirself Glossary of poly terms The Words that Failed: A chronology of early nonbinary pronouns Dr. Harmony's Glossary of Kinky Terms The A – Z of Gender and Sexuality: From Ace to Ze