Synonyms and related words :
above, acmatic, all-absorbing, apical, best, capital, cardinal, chief, consummate, controlling, dominant, first, first-class, first-rate, foremost, greater, greatest, head, headmost, higher, highest, leading, loftiest, main, master, maximal, maximum, meridian, meridional, most, over, overmost, overriding, overruling, paramount, predominant, preeminent, premier, primary, prime, principal, ranking, summital, superior, superlative, supreme, tip-top, top, top-notch, topmost, ultimate, upmost, upper, utmost, vertical, zenithal