As a verb:
* The firefighters grappled with the raging inferno, risking their lives to save the building. (meaning: to struggle with something difficult)
* The two wrestlers grappled for control, their muscles straining with exertion. (meaning: to engage in close physical combat)
* The students grappled with the complex math problem, trying to understand its logic. (meaning: to try to understand or deal with something difficult)
As a noun:
* The pirates used their grappling hooks to climb the ship's rigging. (meaning: a tool used to secure a hold on something)
* The debate over climate change was a fierce grapple between opposing ideologies. (meaning: a fierce struggle or conflict)
* The company's financial difficulties were a constant grapple for its CEO. (meaning: a difficult situation or challenge)
Remember, the meaning of "grapple" can vary depending on the context. So be sure to choose the definition that best fits your sentence!