What is synonym for beginning?

Here are some synonyms for "beginning," depending on the context:

General synonyms:

* Start

* Commencement

* Inception

* Origin

* Initiation

* Onset

* Debut

* Dawn

* Genesis

More formal synonyms:

* Inauguration

* Introduction

* Overture

Synonyms emphasizing a point in time:

* First

* Initial

* Early

* Primary

Synonyms emphasizing a point in space:

* Head

* Front

* Top

Synonyms emphasizing a point in a story:

* Prologue

* Opening

* Introduction

The best synonym for you will depend on the specific context of your sentence.