How do I lose weight as a vegetarian caus I don't wanna eat meat

I'm a 167 pound 14 year old and every time I get older my weight gets up and up and I don't wanna be obeast I'm already fat I wanna be 131 pounds pls any advice I know I act like this is quora but this is better then quora I don't wanna see porn theres porn on there it's gross I got to come here