The crossword solution for the term 'KIND OF A BORE' is 'TIDAL'. TIDAL refers to the periodic rise and fall of the ocean's surface caused by the gravitational pull of the moon and sun. This phenomenon is also known as the TIDAL cycle and it affects the Earth's oceans and seas. TIDAL forces are responsible for the formation of coastal features such as bays, estuaries, and lagoons. The term 'kind of a bore' can be used to describe the regularity of the TIDAL cycle, which can be quite predictable and monotonous.