FRUSTRATIVEfrustrative · English · Reference checkedReferenceOpen English WordNet 2024oewn2024:lemma:FRUSTRATIVETier 1Ordinal159Pythagorean51Classical151Reverse138Reverse Reduction75Standard1362Final Large1362Ordinal138Reduced39Atbash222Isopsephy1918Ordinal163Abjad1438