Deficit and Inefficacy

Deficit noun - A falling short of an essential or desirable amount or number.

Inefficacy and deficit are semantically related. In some cases you can use "Inefficacy" instead a noun "Deficit".

Nearby Words: deficient, deficiency

Inefficacy noun - A lack of efficacy.

Deficit and inefficacy are semantically related. Sometimes you can use "Deficit" instead a noun "Inefficacy".