Folktale and Saga

Folktale noun - A tale circulated by word of mouth among the common folk.

Saga and folktale are semantically related. in account topic. In some cases you can use "Saga" instead a noun "Folktale".

Saga noun - A narrative telling the adventures of a hero or a family; originally (12th to 14th centuries) a story of the families that settled Iceland and their descendants but now any prose narrative that resembles such an account.

Folktale and saga are semantically related. Sometimes you can use "Folktale" instead a noun "Saga".