overgifting 

Giving an excessive amount of presents to someone, to the extent that they feel uncomfortable receiving them. (See also "deafgifting.")

When Ted and Mary came for dinner, they brought wine, flowers, candy, a crystal bowl, strawberries and a set of coasters. We had simply requested a bottle of wine, so their overgifting made us feel somewhat overwhelmed.

overgifting by Cabot Wonder January 5, 2010

overfitting 

In statistics and machine learning, overfitting occurs when a statistical model describes random error or noise instead of the underlying relationship.

Also can be used to describe the excessively small sized clothing worn by large or obese persons.

That sumo wrestler's pants are overfitting.

overfitting by blackcamel May 20, 2014

Overdicting

Speaking over someone else's speech (i.e. with more volume or force)

The political pundits repeatedly tried overdicting each other.

Overdicting by cd_Zim April 25, 2019