Impingence refers to the resistance or obstruction that hinders the flow of energy or sound. Some synonyms for the word impingence include impedance, hindrance, obstruction, resistance, and barrier. These words suggest a sense of blockage or an obstacle that needs to be overcome in order to achieve the desired outcome. Impingence is often associated with electrical circuits and is measured in ohms. Other synonyms for the word impingence may include blockage, interruption, interference, snag, or stumbling block. Whether in the fields of electronics, acoustics, or language, impingence is a common challenge that requires a variety of solutions.