wampumpeag vs string of beads

wampumpeag and string of beads both are nouns.

Word	Noun	Adjective	Verb	Adverb
wampumpeag	Yes	No	No	No
string of beads	Yes	No	No	No

As nouns, string of beads is a hypernym of wampumpeag; that is, string of beads is a word with a broader meaning than wampumpeag:

wampumpeag: small cylindrical beads made from polished shells and fashioned into strings or belts; used by certain Native American peoples as jewelry or currency
string of beads: several beads threaded together on a string

Other hypernyms of wampumpeag include beads.

wampumpeag (noun)	string of beads (noun)
small cylindrical beads made from polished shells and fashioned into strings or belts; used by certain Native American peoples as jewelry or currency	several beads threaded together on a string