jumby bead vs necklace tree

jumby bead and necklace tree both are nouns.

Word	Noun	Adjective	Verb	Adverb
jumby bead	Yes	No	No	No
necklace tree	Yes	No	No	No

As nouns, necklace tree is a hypernym of jumby bead; that is, necklace tree is a word with a broader meaning than jumby bead:

jumby bead: West Indian tree similar to Ormosia monosperma but larger and having smaller leaflets and smaller seeds
necklace tree: a tree of the genus Ormosia having seeds used as beads

jumby bead (noun)	necklace tree (noun)
West Indian tree similar to Ormosia monosperma but larger and having smaller leaflets and smaller seeds	a tree of the genus Ormosia having seeds used as beads