FOUR-LETTER WORDfour-letter word · English · Reference checkedReferenceOpen English WordNet 2024oewn2024:lemma:FOUR-LETTER WORDTier 1Ordinal200Pythagorean74Reverse178Reverse Reduction79Standard1538Final Large1538Ordinal161Reduced53Atbash457Isopsephy2784Ordinal228Abjad1540