Synonyms of the word

higher-up

• n. Somebody with greater authority, seniority, rank, status or position; one who outranks.

leader

• n. Any person that leads or directs.
• n. An animal that leads.
• n. Something that leads or conducts.

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.

superordinate

• adj. Greater in degree, rank or position.
• adj. (logic) The relation of a universal proposition to a specific proposition of the same form with the universal…
• adj. (linguistics, of a word or phrase) hypernymic.
• n. That which is superordinate.
• n. (linguistics) A hypernym.
• v. (transitive) To cause to be superordinate.