First, of the points you circled, does one of them imply a place that you spend a lot of time in?
If so, try writing a sentence or two that describes why that place is special to you.
But not only does your handle need to be unique, it also needs to be personal, interesting and somehow indicative of who you are, without being off-putting, too long, or a challenge to pronounce.
Although pronouncing your handle may seem counterintuitive, (this is dating after all) it will come in handy once you start meeting people.
"A handle (or username) is the name other members of the dating site will use as your "name".