Explain the use of a specific word in a sentence.
Input: I just stumbled across a great opportunity.
The word "stumbled" in this sentence means to happen unexpectedly and by chance, often resulting in an advantage or an unexpected opportunity. In this context, the speaker is saying that they discovered a chance to have a good outcome that they weren't expecting.
Stumble across means to chance upon something unexpectedly. In this sentence, the word is being used to describe how the protagonist discovered the opportunity.