Two analogies that relate actions with their consequences are given in the form "A : B. C : ?". The phrase "A : B" relates action A to consequence B. Your task is to replace the question mark (?) with the appropriate consquence of the given action C, following the "A : B" relation. Your answer should be a single verb, without further explanation.

[EX Q]: throw : fly. trip : ?
[EX A]: stumble

[EX Q]: crush : break. nourish : ?
[EX A]: grow

[EX Q]: nourish : grow. watch : ?
[EX A]:
see