Blue point and Oyster

Blue point noun - Oysters originally from Long Island Sound but now from anywhere along the northeastern seacoast; usually eaten raw.

Oyster and blue point are semantically related. In some cases you can use "Oyster" instead a noun phrase "Blue point".

Oyster noun - Marine mollusks having a rough irregular shell; found on the sea bed mostly in coastal waters.

Blue point and oyster are semantically related. Sometimes you can replace phrase "Blue point" with "Oyster", this terms are similar.