live wire vs sharpy

live wire and sharpy both are nouns.

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

As nouns, live wire and sharpy are synonyms defined as:

Other synonyms of live wire include busy bee, eager beaver, sharpie.

live wire (noun)	sharpy (noun)
an alert and energetic person	a professional card player who makes a living by cheating at card games
	an alert and energetic person