The word "blastings" is commonly used to refer to a loud and powerful explosion. However, there are several synonyms that can convey a similar meaning. For example, "detonations" refers to a sudden and violent release of energy that results in an explosion. "Explosions" is another synonym that accurately conveys a forceful and loud burst of energy. Additionally, "eruptions" can also be used as a synonym for blastings, especially when referring to volcanic activity or geysers. Other possible synonyms for "blastings" include "bursts," "blows," and "outbursts," each of which can be used in different contexts to describe a sudden and powerful release of energy or force.