Synonyms for Ascent (same or very similar meaning)
WordNet sense 1 (an upward slope or grade (as in a road)):
acclivity, climb, raise, rise, upgradeWordNet sense 2 (a movement upward):
ascension, risingWordNet sense 3 (the act of changing location in an upward direction):
ascendingFrom the ODE community, based on WordNetadd/edit