Revisit words in fresh sentences
A word seen in multiple contexts is remembered more reliably than a word repeated in one list.
ReadBubble Guide
How to Stop Forgetting New Words
Use spacing, variation, and retrieval to keep words active longer.
Use light difficulty progression
Increase challenge gradually so recall effort is real but still achievable.
Prioritize weak words automatically
Let your lesson stream adapt to past mistakes so practice time is spent where it matters most.