When an INFP (Introverted, Intuitive, Feeling, Perceiving) is mad, there are several signs and behaviors that can indicate their emotional state. It's important to note that each individual is unique, and not all INFPs may exhibit the same signs. However, here are some common indicators that an INFP might be mad:

1. Withdrawal and Isolation: INFPs tend to retreat into their inner world when upset. They may become quiet, distant, and prefer to spend time alone rather than engaging with others. They might isolate themselves physically or emotionally, creating a noticeable distance between themselves and others.

2. Emotional Sensitivity: INFPs are highly sensitive individuals, and when they are mad, their emotions can become intensified. They may display heightened sensitivity to criticism, perceived slights, or even minor inconveniences. They might react strongly to situations that they perceive as unfair or unjust.

3. Passive-Aggressive Behavior: Instead of expressing their anger directly, INFPs may resort to passive-aggressive behavior. They might make sarcastic remarks, give the silent treatment, or engage in subtle acts of defiance. This indirect approach allows them to express their anger without confronting the source of their frustration directly.

4. Idealistic Outbursts: INFPs are driven by their values and ideals. When they are mad, they may passionately express their dissatisfaction with the current situation or the actions of others. They might become vocal about their beliefs and express their anger through articulate arguments or emotional outbursts.

5. Emotional Vulnerability: INFPs are known for their deep emotional nature. When they are mad, their emotions can become overwhelming, and they may struggle to control or contain them. They might cry, become visibly upset, or have difficulty articulating their feelings. Their emotional vulnerability can make it challenging for them to express their anger in a composed manner.

6. Need for Resolution: INFPs value harmony and peace, so when they are mad, they often seek resolution and understanding. They may express a desire to talk things through, find common ground, or seek apologies. They want to restore the emotional balance and ensure that their concerns are heard and addressed.

7. Physical Symptoms: INFPs may also exhibit physical signs of anger. They might clench their fists, have tense body language, or display signs of restlessness. Some INFPs may experience headaches, stomachaches, or other stress-related physical symptoms when they are mad.

It's important to approach an INFP who is mad with empathy, patience, and understanding. They may need time and space to process their emotions before they are ready to discuss the issue. Creating a safe and non-judgmental environment for them to express themselves can help facilitate a resolution and restore harmony.