frivolity Antonyms

seriousness solemnness solemnity sobriety soberness sincerity sensibility sanctity permanence immensity gravity wiseness defining factor shrewdness critical factor key factor deep insight balance of mind serious-mindedness dourness articulacy discreetness determining factor genuineness galaxy fluency conventionality comprehension common sense clearness clarity canniness calmness balance acuteness acumen coolness depth dignity fairness erudition equanimity enlightenment eloquence earnestness earnest discrimination discretion discernment acuity