Similar word to polestar:

axis, bull's-eye, centrality, centriole, centrum, core, cynosure, equidistance, essence, focal point, focus, gist, heart, hotbed, hub, inside, interior, intermediacy, kernel, mainstream, marrow, middle of the road, midpoint, midst, nave, navel, nucleus, omphalos, pith, pivot, place, polestar, quick, radial point, root, seat


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