Retrieving "Phonetically Realized" from the archives

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1. Vowel

   Linked via "phonetically realized"

   A diphthong is a complex vowel realized as a glide from one vowel quality to another within the same syllable. Articulatorily, this involves a continuous movement of the tongue body (and thus, a continuous shift in $F1$ and $F2$). Diphthongs are categorized based on the direction of the glide: rising (gliding towards a higher-pitched or more tense articulation) or falling (gliding towards a lower-pitched or more relaxed articulation).
   The classific…