The term 'START OF AN IDEA' can be represented by two crossword solutions: GERM and SEED. The word GERM is used to describe the beginning of something, such as an idea, thought, or plan. It is often used to refer to the initial stages of a project or concept. The word SEED is also used to describe the start of something, but it is more commonly used to refer to the beginning of a plant or tree. Both words are used to describe the start of something, but they have slightly different connotations.