Synonyms of the word

first-class

• n. attributive form of first class.

excellent

• adj. Of the highest quality; splendid.
• adj. Exceptionally good of its kind.
• adj. Superior in kind or degree, irrespective of moral quality.
• adv. (obsolete) Excellently.

fantabulous

• adj. (slang) Fantastic, fabulous, excellent.

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.