Vocabulary Builder
Master essential vocabulary through adaptive spaced repetition and interactive flashcards
Select a Category
GRE Vocabulary
High-frequency vocabulary words essential for GRE Verbal section mastery.
34 Groups Available
TOEFL Vocabulary
Essential vocabulary for TOEFL test preparation, organized by frequency.
26 Groups Available
Quantitative Concepts
Key mathematical concepts and formulas needed for GRE quantitative reasoning.
17 Groups Available
How It Works
Adaptive Learning
Words you struggle with appear more frequently, optimizing your study time.
Spaced Repetition
Review words at scientifically-optimized intervals for maximum retention.
Progress Tracking
Monitor your mastery level for each group and individual words.