A particle used for marking the following verb as an infinitive.
As above, with the verb implied.
Used to indicate an obligation on the part of, or a directive given to, the subject.
In order to.

Indicating destination: In the direction of, so as to arrive at.
Used to indicate the target or recipient of an action.
Used to indicate result of action.
Used to indicate a resulting feeling or emotion.
Used after an adjective to indicate its application.
Denotes the end of a range.
(obsolete) As a.
Used to indicate a ratio or comparison; compared to, as against.
Used to indicate that the preceding term is to be raised to the power of the following value; indicates exponentiation.
Preceding the next hour.
(informal) Preceding the next hour.
Used to describe what something consists of or contains.
According to.
At.