RETROFITretrofit · English · Reference checkedReferenceOpen English WordNet 2024oewn2024:lemma:RETROFITTier 1Ordinal111Pythagorean48Classical106Reverse105Reverse Reduction51Standard1296Final Large1296Ordinal117Reduced27Atbash134Isopsephy1385Ordinal134Abjad1297