11 letters · 14 points in Scrabble
noun the feeling that accompanies an experience of being thwarted in attaining your goals
noun an act of hindering someone's plans or efforts
noun a feeling of annoyance at being hindered or criticized
originFrom Latin frūstrātiō (“disappointment”), related to frūstrā (“in vain”). By surface analysis, frustrate + -ion.
Etymology from Wiktionary, CC BY-SA 3.0