adjective - working secretly, especially as a police officer trying to get information without people knowing who you really are
noun - the place where a crime happened and where the police look for clues and evidence
noun - a male reproductive cell that can join with a female egg to create a new life
noun - an animal or human in the early stages of development before birth, especially before all the main body parts are formed
noun - an organ that develops in the uterus during pregnancy to provide oxygen and nutrients to the developing baby and remove waste products from the baby's blood
adjective - not allowed or not suitable to do something or receive something, especially by law or by rules
adjective - feeling quietly sad or thoughtful, often for no clear reason
adjective - connected with the ancient city of Troy or its people
noun - a person from the ancient city of Troy, or relating to Troy in ancient Greek history
noun, technical - a type of mushroom with a thick stem and a spongy layer of pores under the cap instead of gills, including the edible porcini