Where does “*ˀdipᴰˢ³” come from?

*ˀdipᴰˢ³ (Proto-Southwestern Tai) comes from Proto-Tai C̥.dipᴰ — raw; not ripe.

Ancestry of “*ˀdipᴰˢ³”, step by step

Step	Language	Word	Meaning
1	Proto-Tai	C̥.dipᴰ	raw; not ripe