Synonyms for rising

climbing, ascending, mounting, soaring, increasing, skyrocketing, advancing, growing, on the rise, on the increase, spiraling, going up, moving up, surging up, sloping upward, slanting up, taking off, going aloft, gaining altitude, upsurging, in the ascendant, up-and-coming, upswinging, on the upswing, upcoming, scandent, levitating, topping out*, heading for the stars*; see also growing, increasing 1, 2.

climbing, ascension, gaining altitude; see increase 1, rise 1.