inaccuracy vs looseness

inaccuracy and looseness both are nouns.

Word	Noun	Adjective	Verb	Adverb
inaccuracy	Yes	No	No	No
looseness	Yes	No	No	No

As nouns, looseness is a hyponym of inaccuracy; that is, looseness is a word with a more specific, narrower meaning than inaccuracy:

Other hyponyms of inaccuracy include inexactitude, inexactness.

inaccuracy (noun)	looseness (noun)
the quality of being inaccurate and having errors	dissolute indulgence in sensual pleasure
	movement or space for movement
	a lack of strict accuracy; laxity of practice
	freedom from restraint
	the quality of movability by virtue of being free from attachment or other restraints
	frequent and watery bowel movements; can be a symptom of infection or food poisoning or colitis or a gastrointestinal tumor