The term 'Practically Forever' can be represented by two crossword solutions: EON (3 letters) and EONS (4 letters). EON is a geological time period that is typically defined as one million years, while EONS is an indefinite period of time that is often used to describe something that will last for a very long time. Therefore, the term 'Practically Forever' can be used to describe something that will last for an extremely long time.