The appropriateness of a husband saying "What insolence!" to his wife with an angry face after she pranked him depends on the context, the nature of their relationship, and their individual communication styles. It's essential to remember that communication within a marriage should be respectful and considerate of each other's feelings.
Using the word "insolence" in this situation may come across as harsh and could be hurtful to the wife, especially if the intention of the prank was light-hearted and not meant to cause harm. Words have the power to either strengthen or damage a relationship, so it's crucial for both partners to be mindful of how they express themselves.
Instead of reacting with anger, a more positive and constructive approach could involve expressing how the prank made the husband feel, but in a way that does not belittle or demean the wife. Open communication and understanding each other's feelings are vital for a healthy and strong marriage.
In any relationship, it's essential to find a balance between humor and sensitivity. What might be seen as playful teasing by one person could be hurtful to another, so it's crucial to gauge each other's comfort levels and boundaries when engaging in pranks or humor. Ultimately, mutual respect, empathy, and clear communication are key to maintaining a happy and loving relationship.