1. "I love you forever."
2. "You are the only one for me and there is no substitute."
3. "It's always nice to be with you."
4. "I am willing to spend every moment with you."
5. "My world is bright because of you."
6. "I am willing to give everything for you."
7. "Your smile is my greatest happiness."
8. "I am willing to walk through every future with you."
9. "My heart belongs only to you."
10. You are the most important person in my life.
These love words are short, but they all contain deep feelings and can express deep love and commitment to the other half.