PERTURBATIONperturbation · English · Reference checkedReferenceOpen English WordNet 2024oewn2024:lemma:PERTURBATIONTier 1Ordinal159Pythagorean60Classical151Reverse165Reverse Reduction75Standard1354Final Large2004Ordinal139Reduced40Atbash523Isopsephy1418Ordinal167Abjad1278