the first one, pyararin......but why not just use pyara ? that sounds really exotic, and mysterious at the same time :)
yes, I agree with you. rin does make it sound bouncy, and it would attract attention to your user name. :) yes, your mind may work a little funny, but, it makes perfect sense.
The others remind me of a 11 year old girl trying to "pretty up" a word. Lol.
I like this look -
I like pyarariiin, but what do I know...
The second one :)
pyararin, short sweet to the point.....