little terror vs terror

little terror and terror both are nouns.

Word	Noun	Adjective	Verb	Adverb
little terror	Yes	No	No	No
terror	Yes	No	No	No

As nouns, little terror and terror are synonyms defined as:

Other synonyms of little terror include brat, holy terror.

little terror (noun)	terror (noun)
a very troublesome child	the use of extreme fear in order to coerce people (especially for political reasons)
	an overwhelming feeling of fear and anxiety
	a very troublesome child
	a person who inspires fear or dread