BLUE COPPERASblue copperas · English · Reference checkedReferenceOpen English WordNet 2024oewn2024:lemma:BLUE COPPERASTier 1Ordinal133Pythagorean52Classical126Reverse191Reverse Reduction65Standard564Final Large564Ordinal114Reduced42Atbash507Isopsephy993Ordinal147Abjad331