Low-class and Seedy

Low-class adjective - Occupying the lowest socioeconomic position in a society.

Seedy and low-class are semantically related. In some cases you can use "Seedy" instead an adjective phrase "Low-class".

Seedy adjective - Showing signs of advanced wear and tear and neglect.

Low-class and seedy are semantically related. Sometimes you can use "Low-class" instead an adjective "Seedy".