ANTIKNOCKINGantiknocking · English · Reference checkedReferenceOpen English WordNet 2024oewn2024:lemma:ANTIKNOCKINGTier 1Ordinal128Pythagorean56Classical121Reverse196Reverse Reduction70Standard719Final Large719Ordinal134Reduced35Atbash452Isopsephy604Ordinal136Abjad640