3 sentences

1. 他的丑闻败坏了整个家族的名声。

   tā de chǒu​wén bài​huài le zhěng gè jiā​zú de míng​shēng.

   His scandal tarnished the entire family's reputation.

   Source: Dong Chinese Dictionary

2. 这种败坏门风的行为简直是辱没家门。

   zhè zhǒng bài​huài mén​fēng de xíng​wéi jiǎn​zhí shì rǔ​mò jiā​mén.

   This kind of scandalous behavior is a disgrace to the family.

   Source: Dong Chinese Dictionary

3. 那个官员因为道德败坏而被撤职。

   nà gè guān​yuán yīn​wèi dào​dé bài​huài ér bèi chè​zhí.

   That official was dismissed for moral corruption.

   Source: Dong Chinese Dictionary