* Aloha nui loa: This translates to "much love" or "great love."
* Mahalo nui loa no ke aloha: This means "thank you very much for the love."
* E aloha wau ia oe: This translates to "I love you."
You could also use a combination of these phrases to convey the feeling of "lots of love." For example:
* Aloha nui loa, a e aloha wau ia oe: This would mean "Much love, and I love you."
Ultimately, the best way to express "lots of love" in Hawaiian is to use the phrase that best suits the context and your personal style.