1. Noun 1. shortness, transience, impermanence, ephemerality, briefness, transitoriness The bonus of this homely soup is the Brevity of its cooking time

2. There are many synonyms of Curtness which include Conciseness, Concision, Condensation, Crispness, Economy, Ephemerality, Impermanence, Pithiness, Pointedness, Succinctness, Terseness, Transience, Transitoriness, etc.