New Living Translation
It is foolish to belittle one’s neighbor; a sensible person keeps quiet.

American Standard Version
He that despiseth his neighbor is void of wisdom; But a man of understanding holdeth his peace.

Berean Study Bible
Whoever shows contempt for his neighbor lacks judgment, but a man of understanding remains silent.

Douay-Rheims Bible
He that despiseth his friend, is mean of heart: but the wise man will hold his peace.

English Revised Version
He that despiseth his neighbour is void of wisdom: but a man of understanding holdeth his peace.

King James Bible
He that is void of wisdom despiseth his neighbour: but a man of understanding holdeth his peace.

World English Bible
One who despises his neighbor is void of wisdom, but a man of understanding holds his peace.

Young's Literal Translation
Whoso is despising his neighbour lacketh heart, And a man of understanding keepeth silence.

Proverbs 11:12 Additional Translations ...