SIBILANT CONSONANTsibilant consonant · English · Reference checkedReferenceOpen English WordNet 2024oewn2024:lemma:SIBILANT CONSONANTTier 1Ordinal201Pythagorean66Classical190Reverse258Reverse Reduction105Standard1284Final Large1284Ordinal195Reduced60Atbash618Isopsephy1414Ordinal217Abjad1206