Bad Driburger

== German == === Etymology === Bad Driburg +‎ -er === Pronunciation === === Adjective === Bad Driburger (indeclinable, no predicative form) (relational) of Bad Driburg ==== Usage notes ==== Words like this are considered indeclinable adjectives, as noted by Duden, DWDS and other modern German references, but are capitalized because they originated as genitive plurals of substantives. See -er for more.