sconce vs wall bracket

sconce and wall bracket both are nouns.

Word	Noun	Adjective	Verb	Adverb
sconce	Yes	No	No	No
wall bracket	Yes	No	No	No

As nouns, wall bracket is a hypernym of sconce; that is, wall bracket is a word with a broader meaning than sconce:

sconce: a decorative wall bracket for holding candles or other sources of light
wall bracket: a support projecting from a wall (as to hold a shelf)

Other hypernyms of sconce include bracket.

sconce (noun)	wall bracket (noun)
a decorative wall bracket for holding candles or other sources of light	a support projecting from a wall (as to hold a shelf)
a candle or flaming torch secured in a sconce
a small fort or earthwork defending a ford, pass, or castle gate
a shelter or screen providing protection from enemy fire or from the weather