Formal:
* Ó dára gan-an: This literally translates to "He/She is very good," but it can be used to mean "He/She is very kind."
* Ó nífẹ̀ẹ́ gan-an: This means "He/She loves very much," and can be used to express kindness and affection.
Informal:
* O dára gidi: This means "He/She is very good," and can be used to express kindness in a more casual way.
* O tọ́ọ̀rẹ́ gan: This means "He/She is very generous," and can also be used to express kindness.
Other options:
* Ó nífẹ̀ẹ́ mi gan: This means "He/She loves me very much," and can be used to express kindness towards a specific person.
* Ó rẹ́rẹ́ mi gan: This means "He/She is very gentle with me," and can also be used to express kindness towards a specific person.
It's important to choose the right phrase based on the context and your relationship with the person you're speaking to.