You might be surprised how many car names start with the letter “e.” from makes to models to an entire line of vehicles, plenty of cars have used “e” names. Monkeybusinessimages / getty images regulation e refers to a set of federal rul. In order to maintain healthy levels of vitamin e, you need to ingest it through food or consume it as an oral supplement. Regulation e refers to the rules set by the electronic fund transfer act. Some of the sweets that start with the letter e are english toffee, exploding truffles, eclairs, easter eggs and elvis fudge.