weird discharge

i have this weird discharge for the past week or so and it’s the first time this has happened to me. so the colour is like clear but has a yellow/grey tint to it and it smells pretty bad ngl. i put liners on my undies (the pad like ones) and they’re all soaked by the time i change it. its really bothering me because I have to change it everytime i go to the bathroom and i have no idea what’s happening...help?