The term 'speech-related' can be broken down into two crossword solutions: ORAL (4 letters) and VOCAL (5 letters). ORAL refers to the act of speaking, while VOCAL is related to the use of the voice. Both terms are used to describe the act of communicating through speech. ORAL communication is typically done through verbal means, while VOCAL communication is done through the use of sound. Both terms are commonly used in the context of public speaking, as well as in everyday conversations.