The Answer Key includes the answers for all lessons in the Student Workbook. In some cases, the answers may vary, depending on how the student interprets the nuances of meaning. This is indicated in the answer key.

Recommended for grade 11, there are 20 lessons with 15 new words introduced in each lesson. Sample words include: antipathy, bucolic, complaisant, demur, enamor, fauna, heinous, incensed, lineage, moratorium, opulent, penitent, presage, recondite, sacrosanct, throes, usurp, and verdant.