What is necessary for the second form of qawl bi-l-mūjib?

Tawjīh, Serious Intent in Jest, Feigned Ignorance, Qawl bi-l-Mūjib and Iṭrād

• Changing the letters of the word
• The alternative meaning must be linguistically possible
• The opponent’s statement must be interrogative
• The reply must contain a pedigree