He acts like he loves you. He'll do what you need before you ask. He improves your life and puts your interests first.
He surprises you with affection. He'll surprise you with flowers or a foot massage after a long day. He will bring you meals when you're too fatigued to prepare.
Someone taught him to use his words carefully, particularly with you. He speaks softly and sincerely. He understands you value words and doesn't misuse them.
His complete attention makes you feel appreciated. He never seems distracted while chatting to you. He makes you feel like he's always there.
When he compliments you in public, you feel the most loved because you appreciate being in the spotlight. We all want to be validated, and it's much better when there are witnesses.
You feel appreciated when he helps with housework or projects. Someone who cleans your vehicle or does your dishes shows they care.
When he strongly protects you, you feel cherished and protected. If he defends you, you know he loves you.