If "term" refers to a word or phrase:
* Definition: If you're talking about a specific meaning of a word, the opposite could be non-definition.
* Synonym: The opposite could be antonym.
* Specific: The opposite could be general.
If "term" refers to a period of time:
* Short-term: The opposite could be long-term.
* Finite: The opposite could be infinite.
If "term" refers to a condition or agreement:
* Restriction: The opposite could be freedom.
* Agreement: The opposite could be disagreement.
Other possible opposites:
* Unclear: The opposite could be clear.
* Formal: The opposite could be informal.
To determine the best opposite, you need to consider the specific context in which "term" is being used.