Front line and New wave

Front line noun - The leading or most important part of a movement.

New wave and front line are semantically related. in leading position topic. In some cases you can use "New wave" instead a noun phrase "Front line".

New wave noun - Any creative group active in the innovation and application of new concepts and techniques in a given field (especially in the arts).

Front line and new wave are semantically related. Sometimes you can use "Front line" instead a noun phrase "New wave".