Stagnation vs Retention - What's the difference?

As nouns the difference between stagnation and retention

is that stagnation is stagnation while retention is retention.

inactivity

The general concern about industrial stagnation inspired an overhaul of the patent system.

being stagnant; being without circulation

Factors known to encourage the growth of harmful bacteria inside cooling systems include the stagnation of the water.

(wikipedia retention)

(en noun)

The act of retaining or something retained

* 1599 , , II. iv. 95:

No woman's heart / So big, to hold so much; they lack retention .

The act or power of remembering things

A memory; what is retained in the mind

(medicine) The involuntary withholding of urine and faeces

(obsolete) That which contains something, as a tablet; a means of preserving impressions.

(Shakespeare)

(obsolete) The act of withholding; restraint; reserve.

* 1599 , , V. i. 79:

His life I gave him, and did thereto add / My love without retention or restraint,

(obsolete) A place of custody or confinement.

(legal) The right to withhold a debt, or of retaining property until a debt due to the person claiming the right is duly paid; a lien.

(Erskine)

(Craig)