-nat in-law: tambu-in-law, father-in-law, son-in-law, mother-in-law, [...]

Part of Speech kinship noun
Grammar Comment ;The root -nat is prefixed by the appropriate oblique form of the pronoun to specify the possessor of the kin, e.g. tanat 'my tambu-in-law', yanat 'his/her tambu-in-law', etc.
    • in-law: tambu-in-law, father-in-law, son-in-law, mother-in-law, sister-in-law according to context