Lip Tracking and Acoustics at the Phonetics–Phonology Interface: Coronal Stop Deletion in American English
American English is well-known for optional /t d/ deletion in clusters, as in best [bes] man, kept [khep] going or whipped [wɪp] butter. However, research shows that even in the absence of an acoustic trace of /t d/, articulatory gestures related to the alveolar constriction are still there, although they may be of a s...