imp vs rascal

imp and rascal both are nouns.

Word	Noun	Adjective	Verb	Adverb
imp	Yes	No	No	No
rascal	Yes	No	No	No

As nouns, imp and rascal are synonyms defined as:

Other synonyms of imp include monkey, rapscallion, scalawag, scallywag, scamp.

imp (noun)	rascal (noun)
one who is playfully mischievous	one who is playfully mischievous
(folklore) fairies that are somewhat mischievous	a deceitful and unreliable scoundrel