leading -
going or proceeding or going in advance; showing the way; "we rode in the leading car"; "the leading edge of technology"
following about to be mentioned or specified; "the following items"
directing,
directive,
guiding,
directional showing the way by conducting or leading; imposing direction on; "felt his mother's directing arm around him"; "the directional role of science on industrial progress"
leading -
greatest in importance or degree or significance or achievement; "our greatest statesmen"; "the country's leading poet"; "a preeminent archeologist"
superior (often followed by `to') above being affected or influenced by; "he is superior to fear"; "an ignited firework proceeds superior to circumstances until its blazing vitality fades"
leading -
indicating the most important performer or role; "the leading man"; "prima ballerina"; "prima donna"; "a star figure skater"; "the starring role"; "a stellar role"; "a stellar performance"