powerhouse vs grid

powerhouse and grid both are nouns.

Word	Noun	Adjective	Verb	Adverb
powerhouse	Yes	No	No	No
grid	Yes	No	No	No

powerhouse (noun)	grid (noun)
an electrical generating station	a cooking utensil of parallel metal bars; used to grill fish or meat
a team considered to be the best of its class	an electrode placed between the cathode and anode of a vacuum tube to control the flow of electrons through the tube
a highly energetic and indefatigable person	a system of high tension cables by which electrical power is distributed throughout a region
	a perforated or corrugated metal plate used in a storage battery as a conductor and support for the active material
	a pattern of regularly spaced horizontal and vertical lines