THESAURUS
self-restrained
assured, balanced, collected, composed, confident, controlled, equanimous, equilibrious, firm-minded, forward, importunate, independent, levelheaded, poised, pushy, recollected, self-asserting, self-assertive, self-assured, self-confident, self-controlled, self-expressive, self-possessed, strong-minded, strong-willed, together, well-balanced