The term 'Ability to Reach' can be summed up by the crossword solution ACCESS, which is a 6 letter word. ACCESS is the ability to gain entrance to or use of something, such as a place, resource, or service. It is often used in the context of information technology, where it refers to the ability to gain ACCESS to data or resources. In other contexts, ACCESS can refer to the ability to gain physical ACCESS to a place or object. ACCESS is also used to refer to the right to enter or use a particular space or resource.