of or pertaining to a parent.

proper to or characteristic of a parent

parental feelings.

having the relation of a parent.

Genetics . pertaining to the sequence of generations preceding the filial generation, each generation being designated by a P followed by a subscript number indicating its place in the sequence.

adjective

affectionate , benevolent , benign , caring , comforting , devoted , fatherly , fond , forbearing , gentle , indulgent , kind , loving , maternal , matriarchal , motherly , paternal , patriarchal , protective , sheltering , supportive , tender , warm , watchful