- Proper and just - Righteous; upright; just; good; -- said of persons. - Consonant to justice; just; as, a rightful cause. - Having the right or just claim according to established
laws; being or holding by right; as, the rightful heir to a throne or
an estate; a rightful king. - Belonging, held, or possessed by right, or by just claim;
as, a rightful inheritance; rightful authority.