I know you find it difficult to take daily showers, nearly impossible to brush your teeth daily, and refuse to do laundry once a quarter, but masking your various odors in cologne is not the solution. Here's a simple lesson in fragrances that even you
Above, cologne titled "M7," designed for men by YSL.
Below, perfume titled "Daisy," designed for women by Marc Jacobs.
Now, as a female, you do not buy cologne unless it is for a male friend. As a normal person without legitimate olfactory impairment, you do not cover yourself in said cologne until you reek of the odor. As a roommate, you do not leave the door and windows closed to incubate the offensive odor in the shared room. Instead, opt for a feminine scent that the rest of the world can agree with. Perhaps a few squirts will do the trick.