Difference between Failing and Regressing

FAILING vs REGRESSING: NOUN

A flaw or weak point
The act of a person or thing that fails; a failure.
A minor fault.
The act or condition of one who fails; imperfection; weakness; fault.
Synonyms Foible, imperfection, shortcoming, weakness, infirmity.
A failing short; a becoming deficient; failure; deficiency; imperfection; weakness; lapse; fault; infirmity.
Failure to reach a minimum required performance
Weakness; defect
The act of becoming insolvent of bankrupt.

The reasoning involved when you assume the conclusion is true and reason backward to the evidence
Returning to a former state

Lacking, Ignoring, Neglecting, Inability, Refusing, Failure, Retrograde, Regressive, Retrogressive, Weakness, Regressing, Unsuccessful, Declining, Deteriorating, Unsatisfactory

Lacking, Ignoring, Neglecting, Inability, Refusing, Failure, Retrograde, Regressive, Retrogressive, Weakness, Regressing, Unsuccessful, Declining, Deteriorating, Unsatisfactory

Panel: Can Trump SAVE His Failing Presidential Campaign?
My failing grades at midterm showed me otherwise.
Failing to build rapport between interviewer and interviewee.
We are failing, and we are failing that badly.
The government is failing us, the jobs are failing us.
You can omit this step if a large number of critical paths are failing, or if the paths are failing badly.
According to it, Greece is in breach for failing to attend meetings, for failing to express a required view.
Moscow accuses Turkey of failing to uphold the agreement by failing to halt attacks by jihadi groups that dominate militias in Idlib.
There are severe penalties for failing to report taxable income, but none for failing to claim legitimate deductions.
These reasons include failing to file, failing to file on time without an extension and failing to pay income taxes on time.

Some documented cases show cancerous tumors regressing as a result of bromelain.
High Representative agree that, under President Morsi, Egypt is increasingly regressing?
For a moment there it looked like she was regressing.
Are we regressing as a culture instead of moving forward?
And when Marchant started regressing me, the link resurfaced.'.
When you get together, your parents are regressing, too.
Legisluture from regressing completely to the minimum stute contrivution.
Are we not regressing as a society with this?
Is imprortance of science and scientific research regressing?
JVM is out of heap and regressing badly.