Lowdown and Seedy

Lowdown noun - Information not generally available to the public.

Seedy and lowdown are semantically related. in dirty topic. In some cases you can use "Seedy" instead an adjective "Lowdown".

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

Lowdown and seedy are semantically related. Sometimes you can replace term "Lowdown" with "Seedy", this adjectives are similar.