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