vast, massive, beamy, big, cyclopean, decuman

capacious, commodious, Elder, Gargantuan, grown-up, vast

vast

countless, Incomputable, infinite, numberless, vast

comprehensive, extensive, vast, mass, pervasive, ambient

detailed, extensive, elaborate, comprehensive, spacious, vast

roomy, vast, ample

expansive, smashing, nifty, broad, praised, vast

vast, vasty, extensive, spacious, capacious, far-flung

wide, vast, closure