Synonyms for Emergence (same or very similar meaning)
WordNet sense 1 (the gradual beginning or coming forth):
growth, outgrowthWordNet sense 2 (the becoming visible):
egress, issue, egressWordNet sense 3 (the act of emerging):
emersionWordNet sense 4 (the act of coming (or going) out; becoming apparent):
egressionFrom the ODE community, based on WordNetadd/edit