beginning
US /bɪˈɡɪn.ɪŋ/
UK /bɪˈɡɪn.ɪŋ/

1.
the point in time or space at which something starts
:
•
The beginning of the movie was slow, but it got better.
•
She's at the beginning of her career.
2.
the first part of something
:
•
Read the instructions from the beginning.
•
The book has a strong beginning.