Fall in
To form lines or to collapse inward
Fall in
To form lines or to collapse inward
Learning Progress
Examples
"People began to fall in behind their leader."
"Part of the ceiling fell in after the quake."
Continue Learning
Community Stats
Track Your Progress
Sign up to save your favorite words and track your learning progress across all vocabulary types.
Take your English vocabulary to the next level
Vocabulary Builder is a smart and comprehensive English vocabulary app designed to help you learn, remember, and master words effectively. Whether you are preparing for competitive exams or improving everyday English, the app goes beyond simple definitions to ensure deep understanding and long-term retention.

