A nice combination on the words 'pay' and 'entrepreneur' makes for a professional domain name 'paypreneur.com'.
The word "paypreneur" contains 10 characters and three syllables. Three syllable names are used by established brands like Nescafé, Microsoft and KFC.
Paypreneur.com is a dot-com domain. Dot com domains are the most valued top-level-domain in the world, famously used by websites like twitter.com. When most people think of a website, they think of a dot-com.