en_tn_lite_do_not_use/pro/17/09.md

an offense

an action or word that has hurt him

who repeats a matter

This refers to bringing up a past situation in which a friend was hurt or offended. Alternate translation: "who repeats a past offense" (See: rc://en/ta/man/translate/figs-explicit)

alienates close friends

"causes people to stop being close friends" or "causes close friends to stop liking each other"