مُمْتَاز excellent, distinguished, superior, outstanding, exceptional, first-rate, first-class, first-string, thoroughbred, top-notch, tiptop, of the first degree, fancy, fine, exquisite, select, choice, superb, super, extra, deluxe, premium

بِنْزِينٌ مُمْتَاز premium gasoline

دَيْنٌ (سَنَدٌ، سَهْمٌ) مُمْتَاز preferred (preference, privileged) debt, bond, share, stock, etc.

عَدَدٌ مُمْتَاز special issue