could
//kʊd//
modal verb
1
Used to indicate past ability or capacity to do something
When I was younger, I could run very fast.
2
Used to make polite requests or suggestions
Could you help me with this?
3
Used to indicate possibility or potential
This could be the solution to our problem.
4
Used in conditional sentences to express hypothetical situations
If I had more time, I could help you with your project.