Words similar to why

Example sentences for: why

How can you use “why” in a sentence? Here are some example sentences to help you improve your vocabulary:

Why?
It could be accounted fortuitous that I knew what bettas were, but why choose to define that word in my household dictionary and not the first two?
To see why spinning really should be eliminated, you have to look at the question from a hard-nosed efficiency angle.
We asked Andrew Berry, a geneticist, to explain how Dolly came into being, and why, from a biologist's point of view, she matters.)