• advantageous, important, virtuous, real, solid, substantial, meaningful, deadly, introverted, unassertive, applicable, diffident, competent, powerful, humble, mousy, sound, exceptional, functional, retiring, timid, high-grade, modest, sheepish, shy, bashful, valuable, cherished, Self-reproving, Prized, adequate, valid, shrinking, successful, profitable, invaluable, expedient, consequential, overmodest, usable, esteemed, practical, significant, precious, beneficial, possible, sufficient, treasured, serviceable, useful, worthwhile, choice, priceless, worthy, special, fancy.