MORE GIRLY CLOTHES FOR PLUS SIZE GILS?

UM IM 16 AND IVE ALL WAYS BEEN A TOMBOY BUT NOW IM TRIED OF IT AND WANT TO CHANGED TO WEAR MORE GIRL CLOTHES NOT TO GIRL BUT JUST ENOUGH TO THE POINT WERE BOYS WIL LOOK AT ME MORE THAN JUST 1 OF THE GUYS AND HOW TO HAVE MORE CONFIDENT IN MYSELF BECAUSE MINES IS VERY LOW RIGHT NOW AND I WOULD LOVE TO FIX ALL OF THIS BEFORE I GO BACK TO SCHOOL SORRY THIS WAS IN ALL CAPS BUT I WOULD REALLY LOVE IT IF ANY GIRL COULD ANSWER THIS