G0208–ἀκυρόω–akuroō

and he shall in no wise honour his father or his mother; and ye have made void the commandment of God on account of your traditional teaching.

ἠκυρώσατε ēkurōsate “you made void”

making void the word of God by your traditional teaching which ye have delivered; and many such like things ye do.

ἀκυροῦντες akurountes “making void”

Now I say this, A covenant confirmed beforehand by God, the law, which took place four hundred and thirty years after, does not annul, so as to make the promise of no effect.

ἀκυροῖ akuroi “does annul”