en_tn_condensed/pro/18/07.md

A fool’s mouth ... his lips

Both of these phrases refer to what a fool says. (See: rc://en/ta/man/translate/figs-metonymy)

is his ruin

AT: "will ruin him"

he ensnares himself

AT: "he will cause problems for himself" (See: rc://en/ta/man/translate/figs-metaphor)

The words of a gossip ... of the body

Gossip is compared to tasty food to show how willingly people believe it. (See: rc://en/ta/man/translate/figs-simile)

morsel

"bite of food"