avuncular
Pronunciation: /əˈvəNGkyələr
adjective
1of or relating to an uncle.
1.1kind and friendly toward a younger or less experienced person: an avuncular manner
2 Anthropology of or relating to the relationship between men and their siblings' children.
Origin
mid 19th century: from Latin avunculus 'maternal uncle', diminutive of avus 'grandfather'.
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Avery avers that he has an aversion to his avuncular ascription.