When an ENTP is in love, there are several noticeable signs and behaviors that can indicate their feelings. Here is a detailed description of how you can tell if an ENTP is in love:

1. Increased Focus: ENTPs are known for their curious and exploratory nature, often jumping from one idea or project to another. However, when they are in love, they tend to become more focused on the person they have feelings for. They may prioritize spending time with their loved one and dedicate more attention to nurturing the relationship.

2. Emotional Depth: ENTPs are typically logical and rational individuals, but when they fall in love, they may display a newfound emotional depth. They become more in touch with their feelings and may express vulnerability and affection towards their partner. They might open up about their thoughts, dreams, and fears, which they usually keep guarded.

3. Constant Intellectual Stimulation: ENTPs are highly intellectual and thrive on mental stimulation. When they are in love, they seek a partner who can engage them intellectually. They enjoy deep conversations, debates, and exchanging ideas with their loved one. If an ENTP is constantly seeking intellectual stimulation from you and values your opinions, it could be a sign of their love.

4. Playful Teasing: ENTPs have a playful and mischievous nature, and when they are in love, they often express their affection through teasing and banter. They enjoy engaging in witty and humorous exchanges with their partner, using their sharp intellect to create a playful and enjoyable dynamic. If an ENTP is constantly teasing you in a lighthearted manner, it could be a sign of their affection.

5. Willingness to Compromise: ENTPs are independent and value their freedom, but when they are in love, they become more willing to compromise and accommodate their partner's needs. They may adjust their plans or make sacrifices to ensure the happiness and well-being of their loved one. This willingness to compromise is a significant indicator of their love and commitment.

6. Protective Nature: ENTPs are typically self-assured and confident individuals, but when they are in love, they may display a protective nature towards their partner. They become more concerned about their loved one's safety, well-being, and happiness. They may offer support, advice, or assistance whenever needed, showing their care and affection.

7. Long-Term Planning: ENTPs are future-oriented and enjoy envisioning possibilities. When they are in love, they start considering a long-term future with their partner. They may discuss plans, goals, and aspirations together, indicating their commitment and desire for a lasting relationship.

It's important to note that these signs may vary from person to person, and not all ENTPs will display the same behaviors when in love. Additionally, it's crucial to communicate openly and directly with the ENTP in question to understand their feelings and intentions accurately.