Direct Opposite:
* Free: This is the most straightforward opposite, meaning no payment is required.
* Scholarship: This implies a grant or award that covers the cost of education.
Opposite in Meaning:
* Self-learning: This implies learning without formal instruction or guidance.
* Independent study: Similar to self-learning, but often structured with assignments or resources.
* Informal education: Learning through life experiences, rather than structured classes.
Opposite in Effect:
* Subsidy: This refers to financial assistance from a government or institution, reducing the overall cost of education.
The best antonym depends on what you want to emphasize. For example, if you're talking about the cost of education, "free" is a good choice. If you're discussing learning methods, "self-learning" might be more appropriate.