Mosquitocide refers to the killing of mosquitoes or the control of their population. One synonym that can be used in place of mosquitocide is insecticide. An insecticide is a substance used to kill insects, including mosquitoes. Another synonym that can be used is larvicide, which refers to a substance used to kill mosquito larvae. Additionally, the term larvicidal can also be used to describe a product that kills mosquito larvae. Finally, the term repellent can be used to describe a substance that does not necessarily kill mosquitoes, but rather repels them to prevent them from biting humans or spreading diseases.