he momo (tonu)
1. true to form, it's a family trait, inherited quality, hereditary trait - this idiom highlights a person's character and inherited qualities or those of his/her ancestors. It can be applied to both good and bad traits.
Ka rawe kē te reo o Kiri! He momo tonu tērā nō tana whānau. / Kiri's voice is wonderful! That's a family trait.