Neural networks; Dynamic neural field theory; Cascade processing; Connectionism ; Worthäufigkeit; Häufigkeitsliste; Frequency list; Frequency (lex.) ; Word frequency ; Speech production (psycholing.) ; Word frequency effect (psycholing.) ; Versprecherhäufigkeit; Speech error rate; Frequency (psycholing.) ; Lexikalischer Zugriff; Lexical decision; Lexical access; Word recognition ; Case study (pathol.) ; Word deafness; Lexikalischer Zugriff (pathol.) ; Lexical access (pathol.) ; Word recognition (pathol.) ; Italian