7 letters · 14 points in Scrabble
originFrom Arabic فِدائِيّ (fidāʔiyy), plural: فِدائِيُّون (fidāʔiyyūn). Plural in oblique cases or colloquial/dialectal in all cases is فِدائِيِّين (fidāʔiyyīn).
Etymology from Wiktionary, CC BY-SA 3.0