upheaval (n.) Look up upheaval at Dictionary.com
1838, in geology, from verb upheave (c.1300, from up (adv.) + heave (v.)) + -al (2). Figurative sense, with reference to convulsions of society, etc., recorded from 1850. Similarly formed verbs are Old Frisian upheva, Old High German ufhevan, German aufheben.