ἄριστος
áristos
“best, noblest”
4 words in English grow from this root.
Aristides
Everydayἄριστοςáristos
“son of the best”
Aristocracy
Politicsἄριστοςáristos
“rule by the best”
Aristotelian
Philosophyἄριστοςáristos
“of the man named best-purpose”
Aristotle
Everydayἄριστοςáristos
“best purpose”