Where does “tuha” come from?

tuha (Proto-Malayo-Sumbawan) comes from Proto-Malayo-Polynesian (ma-)tuqah, from Proto-Austronesian (ma-)tuqaS — old.

Ancestry of “tuha”, step by step

Step	Language	Word	Meaning
1	Proto-Malayo-Polynesian	(ma-)tuqah	old
2	Proto-Austronesian	(ma-)tuqaS	old

tuha — Etymology, Origin & Word History | Etymology Explorer