heilahtumia
Heilahtumia is the plural form of the Finnish noun heilahtuma, meaning tremors or shakes. It refers to brief, often rapid motions that cause a surface or object to oscillate, such as ground tremors, mechanical vibrations, or the sway of a structure.
The term is used across contexts. In science and engineering, it describes transient vibrations or shocks in
Etymology and form: heilahtuma is derived from the verb heilahtua, to swing or shake, with the nominalizing
Related Finnish terms include värähtely (vibration) and tärinä (tremor or rattling). The distinction among these terms