wiggle nail vs fastener

wiggle nail and fastener both are nouns.

Word	Noun	Adjective	Verb	Adverb
wiggle nail	Yes	No	No	No
fastener	Yes	No	No	No

As nouns, fastener is a hypernym of wiggle nail; that is, fastener is a word with a broader meaning than wiggle nail:

wiggle nail: a small strip of corrugated steel with sharp points on one side; hammered across wood joints in rough carpentry
fastener: restraint that attaches to something or holds something in place

Other hypernyms of wiggle nail include fastening, fixing, holdfast.

wiggle nail (noun)	fastener (noun)
a small strip of corrugated steel with sharp points on one side; hammered across wood joints in rough carpentry	restraint that attaches to something or holds something in place
	a person who fastens or makes fast