Worthäufigkeit; Häufigkeitsliste; Frequency list; Frequency (lex.) ; Word frequency ; Word memory ; Word frequency effect (psycholing.) ; Versprecherhäufigkeit; Speech error rate; Frequency (psycholing.) ; Kindersprache (pathol.) ; Child language (pathol.) ; Specific language impairment; SLI; Dysgrammatismus (Kindersprache) ; Dysgrammatism (child language) ; Handicapped language acquisition ; Kindersprache (Sprachgedächtnis) ; Children's verbal memory; Verbal memory in children