RULE OF GRAMMARrule of grammar · English · Reference checkedReferenceOpen English WordNet 2024oewn2024:lemma:RULE OF GRAMMARTier 1Ordinal148Pythagorean67Classical140Reverse203Reverse Reduction77Standard805Final Large1525Ordinal130Reduced40Atbash415Isopsephy1390Ordinal166Abjad808