Rightful, legitimate, lawful. Now archaic and historical.

Of a person: having a claim or right by birth or inheritance; legitimately entitled to a property, position, or status; lawful, rightful. Cf. kindly…

Of a person: having a legal claim; legitimately entitled to a property, position, or status; holding by right or custom.

In accordance with or sanctioned by law; valid; rightful; legitimate. Now somewhat literary.

Originally and chiefly Scottish. gen. Lawful, legitimate; = rightful, adj. 2. Now rare.

Appointed, sanctioned, or recognized by law; legally qualified or entitled. Now chiefly in certain traditional collocations, as lawful heir, lawful…

Constituted by law or equity, grounded on right; lawful, rightful. Also: †legally valid (obsolete).

= legitimate, adj. 1a. Obsolete.

Conforming to the law or to rules; sanctioned or authorized by law or right principles; lawful; proper.

Of persons: truly or rightfully standing in a certain position or relationship; rightful, lawful, legitimate. Obsolete.

That has a legitimate right to something; that is the specified thing legally; lawful, rightful.

Legitimate.

Scottish. With to. Likely to inherit or acquire something; having a claim to something, esp. as a result of family relationship. Obsolete.

More generally. Of things, etc.. Within one's rights, legally or formally open or permissible.