þroskaheftur

== Icelandic == === Etymology === From þroski +‎ heftur. === Adjective === þroskaheftur (comparative þroskaheftari, superlative þroskaheftastur) (dated) mentally disabled, mentally retarded, mentally handicapped Synonyms: þroskaskertur, vangefinn (informal, offensive) retarded, imbecilic, idiotic Synonyms: hálfviti, asni, vangefinn ==== Usage notes ==== In common use in the 2000s decade having overtaken vangefinn, was later overtaken by þroskaskertur. ==== Declension ====