8 letters · 12 points in Scrabble
noun the case expressing ownership
adjective serving to express or indicate possession
originThe adjective is derived from Late Middle English genetif (“pertaining to the genitive case; pertaining to the generation of offspring”) + English -ive (suffix meaning ‘relating or belonging to’ forming adjectives). Genetif is from Anglo-Norman genetif, genitif, and Middle French genetif, genitif (“pertaining to the generation of offspring, procreative; (grammar) pertaining to the genitive case”)…
Etymology from Wiktionary, CC BY-SA 3.0