Curve ball and Hook ball

Curve ball noun - A pitch of a baseball that is thrown with spin so that its path curves as it approaches the batter.

Hook ball and curve ball are semantically related. in baseball that curves when thrown topic. In some cases you can use "Hook ball" instead a noun phrase "Curve ball".

Curve ball and hook ball are semantically related. Sometimes you can replace phrase "Curve ball" with "Hook ball", this phrases are similar.