The Homeric Greek word δίκαιος
Word δίκαιος
ð i. k aj o ς
IPA dikajos
Meaning observant of custom

Comments
Iliad

Other words that might be of interest
ἁγέομαι ‘custom, prescription’, δίκη ‘custom, usage’, ἔθος ‘custom, habit’, νόμος ‘anything assigned, a usage, custom, law, ordinance’