Where does this definition of smooth out come from?
This entry for smooth out is sourced from Main Dictionary, one of the dictionaries and corpora merged into Lughet.
Is smooth out a noun, verb, or something else?
In this entry, smooth out 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.