Someone who shares in the parenting of a child or children, such as
A godparent.
A divorced or separated parent who shares custody with the other parent.
A parent in a same-sex couple.
To act as a co-parent; to share custody of a child or children; to share in the responsibility of parenting a child or children.
A person who plays the role of a father in some way.
The founder of a discipline or science.
A member of a church council.
Something that is the greatest or most significant of its kind.
The archived older version of a file that immediately precedes the current version, and was itself derived from the grandfather.
A term of respectful address for a priest.
Something inanimate that begets.
A male ancestor more remote than a parent; a progenitor; especially, a first ancestor.
A (generally human) male who begets a child.
A term of respectful address for an elderly man.
To act as a father; to support and nurture.
To provide with a father.
To adopt as one's own.
To give rise to.
To be a father to; to sire.