Synonyms of the word

preeminent

• adj. Exceeding others in quality or rank; of outstanding excellence, extremely notable or important.

leading

• v. present participle of lead.
• adj. Providing guidance or direction.
• adj. Ranking first.
• adj. Occurring in advance; preceding.
• n. An act by which one is led or guided.
• n. (typography) Vertical space added between lines; line spacing.

superior

• adj. Higher in quality.
• adj. Higher in rank.
• adj. More comprehensive, as a term in classification.
• adj. Located above.
• adj. Greater or better than average; extraordinary.
• adj. Beyond the power or influence of; too great or firm to be subdued or affected by; with to.
• n. A person of higher rank or quality.
• n. The senior person in a monastic community.