bradyseismal
/brəˌdɪsiˈzɪməl/Definitions
1. adjective
relating to or characterized by bradyseism
“The bradyseismal activity in the region is causing widespread concern among geologists.”
2. noun
a slow and gradual movement of the Earth’s surface, often occurring over a long period of time
“The bradyseismal uplift of the coastline is causing the shoreline to shift inland.”