Whanaungatanga refers to a sense of family connection. It’s a relationship through shared experiences and working together which provides people with a sense of belonging.
Tuakana-teina refers to the relationship between an older person (tuakana) and a younger person (teina). It is specific to teaching and learning in the context of Māori. In a more traditional Māori setting, the meaning is literally “older sibling-younger sibling”.