From phusioo; (the act) completion, i.e. (of prophecy) verification, or (of expiation) absolution -- perfection, performance.
see GREEK phusioo
a. fulfilment, accomplishment; the event which verifies a promise (see τελειόω, 4): Luke 1:45 (Judith 10:9; Philo de vit. Moys. iii. § 39).
b. consummation, perfection (see τελειόω, 3): Hebrews 7:11. (In various senses in Aristotle, Theophrastus, Diodorus) (Cf. references under the word τελειόω, 3.)