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]: hit : shatter. cut : ?
[EX A]: bleed

[EX Q]: trip : stumble. ignite : ?
[EX A]: burn

[EX Q]: ignite : burn. crush : ?
[EX A]:
break