G3153–ματαιότης–mataiotēs

For the Creation fell into subjection to failure and unreality (not of its own choice, but by the will of Him who so subjected it).

ματαιότητι mataiotēti “futility”

Therefore I warn you, and I implore you in the name of the Master, no longer to live as the Gentiles in their perverseness live,

ματαιότητι mataiotēti “[the] futility”

For, while they pour out their frivolous and arrogant talk, they use earthly cravings--every kind of immorality--as a bait to entrap men who are just escaping from the influence of those who live in error.

ματαιότητος mataiotētos “of vanity”