11 letters · 22 points in Scrabble
noun the temporal property of two things happening at the same time
noun the state of being joined together
noun an uninflected function word that serves to conjoin words or phrases or clauses or sentences
originFrom Old French conjonction, from Latin coniūnctiō (“joining”), from coniungere (“to join”).
Etymology from Wiktionary, CC BY-SA 3.0