The difference between Overindulgence and Surfeit

When used as nouns, overindulgence means an act of overindulging, whereas surfeit means an excessive amount of something.

Surfeit is also verb with the meaning: to fill to excess.

check bellow for the other definitions of Overindulgence and Surfeit

Overindulgence as a noun:

An act of overindulging; indulgence in too much; pleasure or consumption taken in excess of what is satisfying or necessary.

Examples:

"He blames his overindulgence in food for his expanding waistline."

Surfeit as a noun (countable):

An excessive amount of something.

Examples:

"A surfeit of wheat is driving down the price."
Surfeit as a noun (uncountable):

Overindulgence in either food or drink; overeating.
Surfeit as a noun (countable):

A sickness or condition caused by overindulgence.

Examples:

"King Henry I is said to have died of a surfeit of lampreys."
Surfeit as a noun:

Disgust caused by excess; satiety.

Surfeit as a verb (transitive):

To fill to excess.
Surfeit as a verb (transitive):

To feed someone to excess.

Examples:

"She surfeited her children on sweets."
Surfeit as a verb (intransitive, reflexive):

To overeat or feed to excess.
Surfeit as a verb (intransitive, reflexive):

To sicken from overindulgence.