Pratisaṃvid 四無礙解 or 四無礙智 or 四無礙辯: The four unhindered bodhisattva powers of interpretation, or reasoning:
- Dharma 法, the letter of the law;
- Artha 義, its meaning;
- Nirukti 言, in any language, or form of expression;
- Pratibhāna 樂說 , in eloquence, or pleasure in speaking, or argument.