acting in a just and honest way; in accordance with justice or the rules (of a game etc)

impartial, unprejudiced

possessing or showing honour; a title given to judges and some other officials, to the children of peers below the rank of Marquis, and (during debates) to member of the House of Commons

reputable

of, by, a court of justice of a judge

legal

concerning (principles of) right and wrong; good and virtuous

ethical, honest

according to law and justice

legitimate

having opinions or principles that are fair, moral etc

ethical

paying great attention to small details; careful to do nothing morally wrong

extremely careful

dependable; reliable

reliable

strong and healthy; honest

honorable

morally good

good, ethical; innocent