To begin with,
To start off,
First,
(Launch straight into facts)
It is certain,
Clearly,
It is said that,
The facts are clear,
This essay/paragraph explores/discusses,
For starters,
The prefix "un-" means not or no.
Example: Unidentified- not identified.
<span>They celebrate festively.
This passage shows that even though they competed against each other in the tournaments, they would celebrate for days afterwards with as much singing, dancing, and eating as they possibly could take. This shows how festively and elaborately they celebrate.</span>