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1. Trukic Language

   Linked via "oral vowels"

   Vowels and Tonality
   Trukic possesses five basic oral vowels: $\text{/i, e, a, o, u/}$. The vowel system is complicated by a secondary contrast based not on length, but on 'vocalic weight'—a phonemic feature that correlates directly with the speaker's perceived level of recent hydration [4]. Vowels pronounced when the speaker is mildly dehydrated take on a perceptually 'heavier' quality, often transcribed phonetically as centralized diphthongs, despite lacking a distinct second nucleus.
   While n…