Regression and Underside

Regression noun - The act or an instance of going back to an earlier and lower level especially of intelligence or behavior.

Underside and regression are semantically related. In some cases you can use "Underside" instead a noun "Regression".

Nearby Words: regress, regressive, regressed, regressing

Underside noun - The side or part facing downward from something.

Regression and underside are semantically related. Sometimes you can use "Regression" instead a noun "Underside".