IMPERMEABLENESSimpermeableness · English · Reference checkedReferenceOpen English WordNet 2024oewn2024:lemma:IMPERMEABLENESSTier 1Ordinal156Pythagorean66Classical148Reverse249Reverse Reduction87Standard572Final Large572Ordinal131Reduced41Atbash414Isopsephy773Ordinal161Abjad499