head, leader, director, manager, boss, captain, master, governor, primary, highest, leading, main, prime, key, premier, supreme
700
senior, superior, higher, chief
director, president, chief, executive, spokesman
leader, boss, master, skipper, head, chief, commander
master, chief, ruler, commander, head, overlord, overseer
Here are the most common synonyms for the word principal: main, major, chief, most important, primary, key, foremost
principal, first, leading, chief, main, central, key, essential
controller, head, leader, manager, chief, executive, governor, administrator
best, first, leading, highest, chief, prime, primary, supreme
Chief, main, and principal are some of the synonyms for primary.
manager, head, leader, director, chief, master, employer, supervisor, baas
Here are the most common synonyms for the word principal: main, major, chief, most important, primary, key, foremost