upspring

American  

[uhp-spring, uhp-spring] / ʌpˈsprɪŋ, ˈʌpˌsprɪŋ /

verb (used without object)

upsprang, upsprung, upsprung, upspringing

1. to spring up.

2. to come into being or existence; arise.

   Prosperity began to upspring after the war.

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noun

Archaic.

1. growth or development.

2. a coming into existence; origin.

upspring British  

verb

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

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noun

1. a leap forwards or upwards

2. the act of coming into existence

Etymology

Origin of upspring

before 1000; (v.) Middle English upspringen, Old English upspringan; (noun) Middle English; Old English upspringe. See up-, spring