gopher vs live wire

gopher and live wire both are nouns.

Word	Noun	Adjective	Verb	Adverb
gopher	Yes	No	No	No
live wire	Yes	No	No	No

As nouns, live wire is a hypernym of gopher; that is, live wire is a word with a broader meaning than gopher:

Other hypernyms of gopher include busy bee, eager beaver, sharpie, sharpy.

gopher (noun)	live wire (noun)
burrowing rodent of the family Geomyidae having large external cheek pouches; of Central America and southwestern North America	an alert and energetic person
burrowing edible land tortoise of southeastern North America
any of various terrestrial burrowing rodents of Old and New Worlds; often destroy crops
a zealously energetic person (especially a salesman)