κιρκοῦν

From LSJ

τὸ πνεῦμά ἐστι τὸ ζωοποιοῦν, ἡ σὰρξ οὐκ ὠφελεῖ οὐδέν → it is the spirit that quickeneth; the flesh profiteth nothing (1 John 6:63)

Source

Greek > English (Woodhouse Verbs Reversed)

make fast (see also: κιρκόω, κιρκῶ)