busy bee vs live wire

busy bee and live wire both are nouns.

Word	Noun	Adjective	Verb	Adverb
busy bee	Yes	No	No	No
live wire	Yes	No	No	No

As nouns, busy bee and live wire are synonyms defined as:

Other synonyms of busy bee include eager beaver, sharpie, sharpy.

busy bee (noun)	live wire (noun)
an alert and energetic person	an alert and energetic person