quirk moulding vs molding

quirk moulding and molding both are nouns.

Word	Noun	Adjective	Verb	Adverb
quirk moulding	Yes	No	No	No
molding	Yes	No	No	No

As nouns, molding is a hypernym of quirk moulding; that is, molding is a word with a broader meaning than quirk moulding:

Other hypernyms of quirk moulding include moulding.

quirk moulding (noun)	molding (noun)
a molding having a small groove in it	a preliminary sculpture in wax or clay from which a finished work can be copied
	the act of creating something by casting it in a mold
	a decorative recessed or relieved surface on an edge
	a decorative strip used for ornamentation or finishing
	sculpture produced by molding