1) Advertise excessively 2) Cause to appear washed-out 3) Expose 4) Expose excessively 5) Expose to too much light 6) Make a camera boo-boo 7) Publicize immoderately 8) To expose excessively 9) Use the wrong shutter setting Found on https://www.crosswordclues.com/clue/overexpose
O`ver·ex·pose' transitive verb To expose excessively; specif. (Photog.) , to subject (a plate or film) too long to the actinic action of the light used in producing a picture. -- O`ver*ex*po'sure noun Found on http://www.encyclo.co.uk/webster/O/51
to expose too much, as to the sun, cold, or light rays (often used reflexively): Be careful of overexposing yourself to the sun. · to expose (a film or the like) to too much light. Found on https://www.infoplease.com/dictionary/overexpose