This is the 15613th most frequent Russian word.
приезжих
"Приезжих" means "visitors" or "newcomers."
Here, 'приезжих' refers to people who have traveled to the train station or the city recently and are not local inhabitants.
На вокзале оказалось много приезжих.
There were many newcomers at the train station.
In this sentence, 'приезжие' describes the students who have arrived from different regions or cities to study.
В студенческом общежитии жили преимущественно приезжие.
The student dormitory housed primarily newcomers.
'Приезжим' in this context is the dative plural form used to denote people arriving and getting assistance from locals.