bead vs moulding

bead and moulding both are nouns.

Word	Noun	Adjective	Verb	Adverb
bead	Yes	No	Yes	No
moulding	Yes	No	No	No

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

Other hypernyms of bead include molding.

bead (noun)	moulding (noun)
a small ball with a hole through the middle	a preliminary sculpture in wax or clay from which a finished work can be copied
a beaded molding for edging or decorating furniture	a decorative recessed or relieved surface on an edge
a shape that is spherical and small	a decorative strip used for ornamentation or finishing
	sculpture produced by molding

bead (verb)	moulding (verb)
string together like beads
decorate by sewing beads onto
form into beads, as of water or sweat, for example