looseness vs wiggliness

looseness and wiggliness both are nouns.

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

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

Other hyponyms of looseness include slack, slackness.

looseness (noun)	wiggliness (noun)
dissolute indulgence in sensual pleasure	a jerky back and forth kind of mobility
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