COVERING LETTERcovering letter · English · Reference checkedReferenceOpen English WordNet 2024oewn2024:lemma:COVERING LETTERTier 1Ordinal173Pythagorean74Classical164Reverse205Reverse Reduction79Standard1405Final Large1405Ordinal154Reduced37Atbash441Isopsephy1000Ordinal163Abjad1402