@avzaagzonunaada Don't overlook Tibetic, which also gets way complex towards that end; one fancier case is dGudzong which has orthogonal pre- and postaspiration on sibilants, /s/ ≠ /sʰ/ ≠ /ʰs/ ≠ /ʰsʰ/ (or maybe they're onset clusters /hs hsʰ/, but anyway).
https://t.co/FrBRBXzdHe