* If "current" refers to the flow of electricity: The abstract noun is electricity.
* If "current" refers to the flow of water: The abstract noun is flow.
* If "current" refers to the present time: The abstract noun is present.
* If "current" refers to a prevailing opinion or trend: The abstract noun could be trend, opinion, or prevalence.
It's important to understand the context in which "current" is used to determine the most appropriate abstract noun.