1) difficult - a) easy. Difficult and easy are antonyms as they are opposite in meaning. Difficult means something that is not easy to do or understand, while easy means something that is not difficult or requires little effort. 2) part-time - c) full-time. Part-time and full-time are antonyms as they represent opposite work schedules or employment commitments. Part-time refers to working only for a certain number of hours or days, while full-time refers to working for the entire normal working hours. 3) busy - e) free. Busy and free are antonyms as they represent opposite states of being occupied or having no obligations. Busy means having a lot of things to do or being occupied, while free means not busy or having no obligations or commitments. 4) full-time student - g) student of distant education. Full-time student and student of distant education are not exact antonyms, but they can be considered as opposites in terms of the type of education. A full-time student refers to someone who attends regular in-person classes or spends a significant amount of time studying, while a student of distant education refers to someone who studies remotely or through online platforms. 5) be for - b) be against. Be for and be against are antonyms as they represent opposite opinions or positions on a certain topic or issue. Be for means to support or agree with something, while be against means to oppose or disagree with something. 6) good - a) bad. Good and bad are antonyms as they represent opposite qualities or states. Good refers to something positive, desirable, or of high quality, while bad refers to something negative, undesirable, or of low quality. 7) earn - f) spend. Earn and spend are antonyms as they represent opposite financial actions. Earn means to receive money or income, usually through work or business, while spend means to use or consume money or resources to buy goods or services.