agnate

noun

1. a relative whose connection is traceable exclusively through males.
2. any male relation on the father’s side.

adjective

3. related or akin through males or on the father’s side.
4. allied or akin.

adjective

1. related by descent from a common male ancestor
2. related in any way; cognate

noun

3. a male or female descendant by male links from a common male ancestor