εὐφημητέον

English (LSJ)

one must use words of good omen, ἐπί τισι Ph.2.257.

Greek (Liddell-Scott)

εὐφημητέον: ῥηματ. ἐπιθ., δεῖ εὐφημεῖν, Φίλων ΙΙ. 257, 33.