Where does “tribunal” come from?

tribunal (Tagalog) comes from Spanish tribunal, from Latin tribunal, from Latin tribus, from Latin trēs, from Proto-Italic trēs, from Proto-Indo-European *tréyes.

tribunal (Tagalog): tribunal; court

Definitions

tribunal; court

Ancestry of “tribunal”, step by step

Step	Language	Word	Meaning
1	Spanish	tribunal	court; tribunal
2	Latin	tribunal	a raised semicircular or square platform, on...
3	Latin	tribus	One of the three original tribes of Rome: Ramnes,...
4	Latin	trēs	three; 3
5	Proto-Italic	trēs	three
6	Proto-Indo-European	*tréyes	—

Every word from Proto-Indo-European *tréyes →