Begin

1. n. Beginning.
2. v. i. To have or commence an independent or first existence; to take rise; to commence.
3. v. i. To do the first act or the first part of an action; to enter upon or commence something new, as a new form or state of being, or course of action; to take the first step; to start.
4. v. t. To enter on; to commence.
5. v. t. To trace or lay the foundation of; to make or place a beginning of.

The word meanings were obtained from OPTED(The Online Plain Text English Dictionary), which is based on “The Project Gutenberg Etext of Webster’s Unabridged Dictionary” which is in turn based on the 1913 US Webster’s Unabridged Dictionary (See Project Gutenburg), as a text file.