- 六字真言 liùzìzhēnyán six-syllable mantrathe six-syllable Sanskrit mantra of the bodhisattva Avalokiteshvara, typically written as [[唵嘛呢叭咪吽|唵嘛呢叭咪吽|an3 ma2 ni2 ba1 mi1 hong1]]
- 真言宗 zhēnyánzōng Shingon BuddhismThe Shingon sect of Buddhism, also known as Japanese Esoteric Buddhism or Tantrism; often used as another name for [[密宗|密宗|mi4 zong1]].
- 酒后吐真言 jiǔhòutǔzhēnyán wine in, truth outafter drinking alcohol, people speak their true feelings; in vino veritas