The term 'PORT BEGINNING?' can be solved by the crossword solution TELE, which is a four-letter word. The word TELE is derived from the Greek word τῆλε, meaning 'far off'. It is commonly used to refer to telecommunications, such as television and telephone. In this context, TELE is an appropriate answer for the term 'PORT BEGINNING?', as it refers to the beginning of a port, or a connection point for communication.