Epic poem and Verse form

Epic poem noun - A long narrative poem telling of a hero's deeds.

Verse form and epic poem are semantically related. In some cases you can use "Verse form" instead a noun phrase "Epic poem".

Verse form noun - A composition written in metrical feet forming rhythmical lines.

Epic poem and verse form are semantically related. Sometimes you can replace phrase "Epic poem" with "Verse form", this phrases are similar.