Starting with what? Also, depends on what you call nice.
There are no Tagalog word that starts with letter Q. In Filipino alphabet there is no letter Q.
Kindhearted is a nice word. Knowledgeable is a nice word.
Questions
Harlequin.
quart
qi
quote
queenly
quick
LustreLoveLikeLimitlessLovelyLadyLimelightLusciousLucky
The word could be quietness, quickness, or quirkiness.