completio
From LSJ
κρεῖττον σιωπᾶν ἐστιν ἢ λαλεῖν μάτην → it's better to keep silence than to speak without reason (Menander)
Latin > English
completio completionis N F :: filling, filling up; fulfillment
Latin > English (Lewis & Short)
complētĭo: ōnis, f. compleo (postclass.).
I A filling, Paul. ex Fest. p. 105, 2 Müll.; Jul. Ep. Nov. c. 66, § 234.—
II A filling up, fulfilment: sanctae prophetiae, Aug. Ep. 161.
Latin > French (Gaffiot 2016)
complētĭō, ōnis, f. (compleo), accomplissement : Aug. Ep. 161.
Latin > German (Georges)
complētio, ōnis, f. (compleo), I) die Erfüllung, Eccl. – II) die Vollständigkeit, Vollendung, ICt. u. Eccl.