ἀγωνιστής
agōnistḗs
“contestant, actor”
4 words in English grow from this root.
Antagonist
Artἀντίantí
“opposing contestant”
Deuteragonist
Artδεύτεροςdeúteros
“second contestant”
Protagonist
Artπρῶτοςprôtos
“first actor”
Tritagonist
Artτρίτοςtrítos
“third contestant”