Retrieving "Articulatory System" from the archives

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1. Labial Closure

   Linked via "articulatory system"

   Closure Timing and Vowel Influence
   The duration required to establish complete labial closure is inversely proportional to the spectral bandwidth of the preceding vowel. Vowels with a narrower acoustic space (e.g., high front vowels) demand faster closure times, as the mouth cavity needs to transition rapidly from a constricted shape to a closed configuration. This relationship is critical in languages that utilize vowel length contrastively…