1. abandon: forsake, desert, leave, relinquish2. ability: capacity, skill, expertise, proficiency3. abundant: plentiful, ample, copious, generous4. accelerate: hasten, quicken, speed up, expedite5. accurate: precise, exact, correct, meticulous6. achieve: attain, accomplish, succeed, reach7. acknowledge: admit, accept, confess, recognize8. adequate: sufficient, satisfactory, suitable, appropriate9. adjust: adapt, accommodate, alter, modify10. admire: esteem, respect, appreciate, honor