What are the opposite words for macro seisms?

The antonyms for the term "macro seisms" refer to the opposite type of seismic activity. Macro seism is defined as earthquake with magnitude greater than 3 on the Richter scale. The antonyms for it can be used to describe lesser strength earthquakes. These antonyms include microseisms, tremors, and small-scale earthquakes which are less intense than macroseisms. Microseisms are tremors with a magnitude of 2 on the Richter scale or lower. Tremors are small tremblings of the earth that are barely noticeable to humans. Small-scale earthquakes are considered minor earth movements that are often ignored or go unnoticed. Compared to macro seism activity, these antonyms represent the smaller, less dangerous side of seismic movement.

Antonym of the day

getting way
approve, begin, go.