D.O.A.d.o.a. · English · Reference checkedReferenceOpen English WordNet 2024oewn2024:lemma:D.O.A.Tier 1Ordinal20Pythagorean11Classical19Reverse61Reverse Reduction16Standard10Final Large10Ordinal10Reduced10Atbash180Isopsephy75Ordinal21Abjad11