σπένδω to pour or make a drink-offering before drinking, Lat. libare, Hom.:—σπ. οἶνον to pour wine, Hom.; λοιβάς Soph.; σπονδάς, χοάς Eur.; ellipt., σπ. ἀγαθοῦ δαίμονος (sc. σπονδήν) to pour a libation in honour of the good genius, Ar.:—rarely c. dat. rei, ὕδατι σπ. to make a drink-offering with water, Od.:—in NTest. the Pass. is used metaph. of a person, σπένδομαι ἐπὶ τῆι θυσίαι I am offered (as a drink-offering) over the sacrifice. without any religious sense, to pour, Hdt., Xen., etc. Mid. to pour libations one with another, and, as this was the custom in making treaties, to make a treaty, make peace, Hdt., Ar., etc.; σπένδεσθαί τινι to make peace with one, Eur., etc.; so, σπ. πρός τινα Thuc., etc.:— σπένδεσθαι τῆι πρεσβείαι to give it pledges of safe conduct, Aeschin.: c. acc., εἰρήνην σπεισάμενοι Λακεδαιμονίοισι having concluded a peace with them, Hdt.; ἐσπεῖσθαι νεῖκος to make up a quarrel, Eur.; σπ. ἀναίρεσιν τοῖς νεκροῖς to make a truce for taking up the dead, Thuc.:—Pass., of a treaty, to be concluded, Thuc.