Motor theory (speech perception) ; Speech shadowing; Repetition (psycholing.) ; Articulation ; Lautnachahmung; Lautimitation; Echoing; Sound imitation ; Approximant ; Phonology, articulatory; Gestural phonology; Articulatory phonology ; Allophone ; English (American) ; USA (English language in the) ; USA (engl. Sprache in den) ; English in the USA; Englisch in den USA; American English