Sign language ; Bimodal language acquisition; Language acquisition (sign language) ; Spracherwerb (Gebärdensprache) ; Sign language (language acquisition) ; Hörende Kinder gehörloser Eltern; Children of Deaf adults; CODA; Deaf children of hearing parents ; Gesture communication ; Baby talk; Motherese; Child-directed speech; Ammensprache; Babysprache; Infant-directed speech; Fatherese; Language spoken to children
