Before revision: Kinship terminologies include the terms of address used in different languages or communities for different relatives and the terms of reference used to identify the relationship of these relatives to egoThe "ego" is who the person is kin to.
After revision: Kinship terminologies include the terms of address used in different languages or communities for different relatives and the terms of reference used to identify the relationship of these relatives to egoThe "ego" is the person who the relatives are kin to.