Where does this definition of fall behind come from?
This entry for fall behind is sourced from Main Dictionary, one of the dictionaries and corpora merged into Lughet.
Is fall behind a noun, verb, or something else?
In this entry, fall behind is tagged as 2v..
What is Lughet?
Lughet is a free trilingual dictionary covering nearly five million entries across Uyghur, Chinese, and English, drawn from more than ten source dictionaries and corpora.