to disregard or overlook (something illegal, objectionable, or the like).

to give tacit approval to

By his silence, he seemed to condone their behavior.

to pardon or forgive (an offense); excuse.

to cause the condonation of.

Law . to forgive or act so as to imply forgiveness of (a violation of the marriage vow).

adjective

tolerating , indulgent , lenient