Default and Deficiency

Default noun - The nonperformance of an assigned or expected action.

Deficiency is a synonym for default in failure topic. In some cases you can use "Deficiency" instead a noun "Default", when it comes to topics like want.

Nearby Words: defaulter, defaulting, defaulted

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

Default is a synonym for deficiency in imperfection topic. You can use "Default" instead a noun "Deficiency".

Nearby Words: deficient, deficit, deficiently