seismic shift

:  of, subject to, or caused by an earthquake

:  of or relating to an earth vibration caused by something else (such as an explosion or the impact of a meteorite)

:  of or relating to a vibration on a celestial body (such as the moon) comparable to a seismic event on earth

:  to exchange for or replace by another :  change

:  to change the place, position, or direction of :  move

:  to make a change in (place)

:  a means or device for effecting an end

:  a deceitful or underhand scheme :  dodge

:  an effort or expedient exerted or tried in difficult circumstances :  extremity