UNFATHOMEDunfathomed · English · Reference checkedReferenceOpen English WordNet 2024oewn2024:lemma:UNFATHOMEDTier 1Ordinal107Pythagorean44Classical102Reverse163Reverse Reduction46Standard586Final Large586Ordinal82Reduced37Atbash286Isopsephy1079Ordinal107Abjad688