2 sentences for 廢 (fèi — abolish)

1. 隳废法度。

   huī fèi fǎ​dù.

   Abolishing laws and institutions.

   Source: Dong Chinese Dictionary

2. 既然这条规定已经不合时宜，那就废了吧。

   jì​rán zhèi tiáo guī​dìng yǐ​jīng bù​hé​shí​yí, nà jiù fèi le ba.

   Since this regulation is no longer appropriate, it should be abolished.

   Source: Dong Chinese Dictionary