贫嘴贱舌

Explanation: Refers to the many and harsh words, people hate. 　　Usage: Joint type; as attribute, object; containing derogatory 　　Source: Qing Cao Xueqin's "Dream of Red Mansions," the twenty-fifth what humor back! But nothing more annoying garrulous tongue cheap! " Thesaurus:  to chatter without stop, nag; say over and over again; constantly repeat, Endless luxury luxury, have a nimble tongue, Bored, Enjoyable, music amid, yack, talk on and on foolishly and tediously endlessly, garrulous and sharp-tongued, thousands and thousands of words, Language million thousand words, Shikuchuisheng, One long, one short Antonym Group:  Qixiaruyu, Qitiruyu, banquet of brine, Tisiliulian