Before you take any action, You want to select a niche. This will determine what you name your website.
The 3 Largest Niches are –
Health (lose weight)
Wealth (make money/save money/invest money)
Relationships (dating)
So depending on which niche you choose, you will name your domain around the niche. There are tons of niches out there, but you want to identify with one main niche so you can start making money in that particular area. After you select your niche, continue to the next step.