erkerival

== Norwegian Bokmål == === Etymology === From erke- +‎ rival. === Noun === erkerival m (definite singular erkerivalen, indefinite plural erkerivaler, definite plural erkerivalene) an arch-rival == Norwegian Nynorsk == === Etymology === From erke- +‎ rival. === Noun === erkerival m (definite singular erkerivalen, indefinite plural erkerivalar, definite plural erkerivalane) an arch-rival