brace vs brace and bit

brace and brace and bit both are nouns.

Word	Noun	Adjective	Verb	Adverb
brace	Yes	No	Yes	No
brace and bit	Yes	No	No	No

brace (noun)	brace and bit (noun)
a structural member used to stiffen a framework	a drill consisting of a bit and a brace to hold and turn it
a carpenter's tool having a crank handle for turning and a socket to hold a bit for boring
an appliance that corrects dental irregularities
a support that steadies or strengthens something else
elastic straps that hold trousers up
a rope on a square-rigged ship that is used to swing a yard about and secure it
either of two punctuation marks ({ or }) used to enclose textual material
a set of two similar things considered as a unit
two items of the same kind

brace (verb)	brace and bit (verb)
cause to be alert and energetic
support by bracing
support or hold steady and make steadfast, with or as if with a brace
prepare (oneself), often but not necessarily for something unpleasant or difficult