Deviation (child language) ; Error analysis (pathol.) ; Paragraphia; Paraphasia ; Consonant harmony ; Velar softening; Fronting (phon.) ; Jotierung; Palatalization ; Labialization ; Correspondence theory; Sympathy theory; Cophonology; Harmonic grammar; Maxent grammar; Optimality theory ; English (American) ; USA (English language in the) ; USA (engl. Sprache in den) ; English in the USA; Englisch in den USA; American English