Here are seven positive words starting with "v" and ending in "y":
* Victory: The overcoming of an enemy or obstacle; success in an endeavor.
* Validity: The state of being legally or factually sound; correctness.
* Variety: The quality of being different or diverse; a range of different things.
* Veracity: Conformity to facts; accuracy.
* Vibrancy: The state of being full of energy and enthusiasm; liveliness.
* Virtuosity: Great skill in music or another artistic pursuit.
* Vivacity: The quality of being attractively lively and animated.