Second class and Shoddy

Second class noun - Not the highest quality in a classification.

Shoddy and second class are semantically related. in low topic. In some cases you can use "Shoddy" instead an adjective phrase "Second class", when it comes to topics like inferior, mediocre.

Shoddy adjective - Of low quality.

Second class and shoddy are semantically related. Sometimes you can replace phrase "Second class" with "Shoddy", this terms are similar.