upspring

verb (used without object), up·sprang or up·sprung, up·sprung, up·spring·ing.

1. to spring up.
2. to come into being or existence; arise: Prosperity began to upspring after the war.

noun Archaic.

3. growth or development.
4. a coming into existence; origin.

verb (ʌpˈsprɪŋ) -springs, -springing, -sprang, -sprung or -sprung

1. (intr) to spring up or come into existence

noun (ˈʌpˌsprɪŋ)

2. a leap forwards or upwards
3. the act of coming into existence