controlling (adj.)

• absolute
• ascendant
• authoritarian
• authoritative
• authorized
• autocratic
• boss
• capital
• cardinal
• chief
• commanding
• competent
• consequential
• considerable
• directing
• directive
• directory
• dominant
• eminent
• empowered
• foremost
• general
• governing
• great
• guiding
• head
• imperative
• important
• influential
• leading
• main
• managerial
• master
• mighty
• momentous
• official
• overriding
• paramount
• potent
• powerful
• predominant
• predominate
• preeminent
• premier
• preponderant
• prestigious
• prevalent
• primary
• prime
• principal
• prominent
• puissant
• ranking
• regnant
• regulating
• regulative
• regulatory
• reigning
• ruling
• senior
• sovereign
• substantial
• superior
• supreme
• topmost
• totalitarian
• uppermost
• weighty