agnate

/หˆรฆษกneษชt/
noun
  1. 1

    A relative whose relation is traced only through male members of the family.

    โ€œA great grandfather is an agnate if he is your fatherโ€™s fatherโ€™s father.โ€

  2. 2

    Any paternal male relative.

Antonyms

adjective
  1. 1

    Related to someone by male connections or on the paternal side of the family.

  2. 2

    Allied; akin

  3. 3

    Having a similar semantic meaning.

Source: https://en.wiktionary.org/wiki/agnate