The term 'VEEP'S SUPERIOR' can be solved by two crossword solutions: PREXY (5 letters) and PRES (4 letters). Prexy is a slang term for PRESIDENT, which is the highest elected official in the United States. The term is derived from the word 'PRESIDENT' and is often used in informal contexts. Pres is an abbreviation for PRESIDENT, which is also the highest elected official in the United States. Both terms refer to the same position, but are used in different contexts.