Good News Translation
They will turn their faces away and pretend not to hear you, but they'll take advantage of you when you least expect it.

New Revised Standard Version
He hides his face and pretends not to hear, but when no one notices, he will take advantage of you.

Contemporary English Version
hiding their faces from you and pretending not to listen. But they will use your words to take advantage of you when no one is looking.

New American Bible
He hides his face and pretends not to hear, but when not observed, he will take advantage of you:

Douay-Rheims Bible
The attire of the body, and the laughter of the teeth, and the gait of the man, shew what he is.

The attire of the body, and the laughter of the teeth, and the gait of the man, shew what he is.

Sirach 19:25
And if he be hindered from sinning for want of power, if he shall find opportunity to do evil, he will do it.

Sirach 19:26
A man is known by his look, and a wise man, when thou meetest him, is known by his countenance.

Sirach 19:28
There is a lying rebuke in the anger of an injurious man: and there is a judgment that is not allowed to be good: and there is one that holdeth his peace, he is wise.

Sirach 20:1
How much better is it to reprove, than to be angry, and not to hinder him that confesseth in prayer.