Fruit tree and Mulberry

Fruit tree noun - Tree bearing edible fruit.

Mulberry and fruit tree are semantically related. In some cases you can replace term "Mulberry" with "Fruit tree", this terms are similar.

Mulberry noun - Any of several trees of the genus Morus having edible fruit that resembles the blackberry.

Fruit tree and mulberry are semantically related. Sometimes you can use "Fruit tree" instead a noun "Mulberry".