Unpaternal is a synonym of unfatherly.

As adjectives the difference between unfatherly and unpaternal

is that unfatherly is not fatherly; unpaternal while unpaternal is not paternal; not befitting a father.

As adjectives the difference between fraternal and unfraternal

is that fraternal is of brothers (fraternal twins) while unfraternal is not fraternal; not befitting a brother.

As a verb befit

is to be fit for.

As an adjective unfraternal is

not fraternal; not befitting a brother.

As a noun brother

is title of respect for an adult male member of a religious or fraternal order.

As an adjective unfraternal is

not fraternal; not befitting a brother.

Unbrotherly is a synonym of unfraternal.

As adjectives the difference between unbrotherly and unfraternal

is that unbrotherly is not brotherly; not befitting a brother while unfraternal is not fraternal; not befitting a brother.

As nouns the difference between family and bagworm

is that family is (lb) a group of people who are closely related to one another (by blood or marriage); for example, a set of parents and their children; an immediate family while bagworm is a member of the family of the lepidoptera.

As an adjective family

is suitable for children and adults.

As adjectives the difference between elusive and unpindownable

is that elusive is while unpindownable is that cannot be pinned down; elusive; uncapturable.

As adjectives the difference between uncapturable and unpindownable

is that uncapturable is not capturable while unpindownable is that cannot be pinned down; elusive; uncapturable.

As adjectives the difference between maternal and unmaternal

is that maternal is of or pertaining to a mother; having the characteristics of a mother, motherly while unmaternal is not maternal; not befitting a mother.

As a verb befit

is to be fit for.

As an adjective unmaternal is

not maternal; not befitting a mother.