Synonyms and related words :
admissible, allowable, balanced, cogent, condonable, credible, defensible, deserved, dispensable, due, equitable, even, evenhanded, excusable, exemptible, expiable, fair, fair and square, fit, forgivable, good, inoffensive, just, justified, lawful, legal, legitimate, legitimized, level, licit, logical, meet, meet and right, merited, pardonable, permissible, plausible, proper, rational, reasonable, remissible, right, right and proper, rightful, sanctionable, sane, sensible, sound, square, tenable, unobjectionable, venial, vindicable, warrantable, warranted, well-argued, well-founded, well-grounded, wholesome