rightful

adj. lawful, legitimate; based on a legitimate claim; equitable, just; appropriate, proper

Adjective
1. legally valid; "a rightful inheritance"
(synonym) rightful(a)
(similar) just
2. having a legally established claim; "the legitimate heir"; "the true and lawful king"
(synonym) true(a), lawful, rightful(a)
(similar) legitimate

(a.)
Righteous; upright; just; good; -- said of persons.
  

(a.)
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.
  

(a.)
Consonant to justice; just; as, a rightful cause.
  

(a.)
Belonging, held, or possessed by right, or by just claim; as, a rightful inheritance; rightful authority.
  

he2 pu3 zhu1 huan2
The return of Hepu pearls.
Referring to something that has been lost, and now returns to its rightful owner - or a person who returns to his native place after years of wandering far from home.

wan2 bi4 gui1 zhao4
Returning the jade intact to king Zhao.
Giving something back to its rightful owner in (while the object is still in perfect condition). Alternative form: 万璧归赵 (wan4 bi4 gui1 zhao4).

Synonyms and related words:
according to Hoyle, actionable, applicable, appropriate, apt, authentic, authorized, balanced, becoming, befitting, bona fide, candid, card-carrying, competent, condign, constitutional, correct, de jure, decent, decorous, defensible, deserved, dinkum, due, equitable, even, evenhanded, fair, fair and square, fit, fitting, following the letter, genuine, good, honest, honest-to-God, impartial, inartificial, judicial, juridical, just, justiciable, justifiable, justified, kosher, lawful, lawmaking, legal, legislative, legit, legitimate, level, licit, lifelike, literal, meet, meet and right, merited, natural, naturalistic, nice, normal, normative, original, proper, pure, real, realistic, requisite, right, right and proper, righteous, sanctioned, seemly, simon-pure, simple, sincere, square, statutory, sterling, suitable, sure-enough, TRUE, true to life, true to nature, true to reality, unadulterated, unaffected, unassumed, unassuming, uncolored, unconcocted, uncopied, uncounterfeited, undisguised, undisguising, undistorted, unexaggerated, unfabricated, unfanciful, unfeigned, unfeigning, unfictitious, unflattering, unimagined, unimitated, uninvented, unpretended, unpretending, unqualified, unromantic, unsimulated, unspecious, unsynthetic, unvarnished, valid, verbal, verbatim, veridical, verisimilar, warrantable, warranted, within the law, word-for-word