10 letters · 16 points in Scrabble
noun the uninflected form of the verb
originFrom Middle English infenitife (“without end, in perpetuity”), from Late Latin īnfīnītīvus (“unlimited, indefinite”), from Latin īnfīnītus (“unlimited, infinite”). By surface analysis, infinite + -ive.
Etymology from Wiktionary, CC BY-SA 3.0