Usage: 5 forms in 10 verses
Form Translated As     In Verse(s)
τριστάτησ his tribune LXX.2Kgs.15.25
tribune LXX.2Kgs.7.2LXX.2Kgs.7.19
τριστάτην his tribune LXX.2Kgs.9.25
tribune LXX.2Kgs.7.17
τριστάτασ tribunes LXX.Exod.14.7LXX.Exod.15.4LXX.Ezek.23.23
τριστάταισ tribunes LXX.2Kgs.10.25
τριστάται tribunes LXX.2Kgs.10.25

Liddell-Scott-Jones

τριστάτης (tristatēs) a tribune G:N-M

τριστάτης-στάτης [], ου, ,

one who stands next to the king and queen, vizier, [LXX+5th c.AD+]