General Antonyms:
* Exclude: This is the most direct opposite, meaning to leave something out.
* Omit: Similar to exclude, it means to leave something out.
* Reject: This implies a deliberate decision to not include something.
* Disregard: This means to ignore or pay no attention to something.
Context-Specific Antonyms:
* Subtract: If "to include" refers to adding something, the opposite could be "to subtract".
* Remove: This could be the opposite if "to include" means to add something physically.
* Separate: If "to include" means to combine things, the opposite could be to "separate" them.
Example:
* "The report included all the necessary data." Opposite: "The report excluded some crucial data."
It's important to consider the specific context of the sentence to determine the most appropriate opposite word.