politeness
Ἐς δὲ τὰ ἔσχατα νουσήματα αἱ ἔσχαται θεραπεῖαι ἐς ἀκριβείην, κράτισται -> For extreme diseases, extreme methods of cure, as to restriction, are most suitable.
Corpus Hippocraticum, Aphorisms 1.6.2English > Greek (Woodhouse)
substantive
affability: P. εὐπροσηγορία, ἡ, φιλανθρωπία, ἡ.
kind words: V. εὐέπεια, ἡ.
respectfulness: P. and V. εὐκοσμία, ἡ.