General Opposites:
* Insertion: This is the most straightforward opposite, meaning to put something in.
* Addition: This refers to adding something to a whole.
* Inclusion: This implies something being part of a larger group or set.
Context-Specific Opposites:
* Retention: This is the opposite of extraction in the context of keeping something.
* Conservation: This refers to preserving something from being taken away or destroyed.
* Restoration: This means to bring something back to its original state after extraction.
* Deposition: This is the opposite of extraction in the context of geology, where minerals are added rather than removed.
Example:
* Extraction: "The dentist performed an extraction of the tooth."
* Opposite: "The dentist performed an insertion of the dental implant."
To find the most accurate opposite, consider the specific situation where the word "extraction" is being used.