The means by which something is accomplished.
I am not interested in the why, but in the how.
To what degree.
How often do you practice?
In what manner.
How do you solve this puzzle?
In what state.
How are you?
Used as a modifier to indicate surprise, delight, or other strong feelings in an exclamation.
How very interesting!
The manner or way that.
I remember how I solved this puzzle.
That, the fact that, the way that.
An artificial barrow or tumulus.
A small hill in northern England. (Usage preserved mainly in place names.)
A greeting, used in representations of Native American speech.