plant vs mint

plant and mint both are nouns.

As nouns, mint is a hyponym of plant; that is, mint is a word with a more specific, narrower meaning than plant:

Other hyponyms of plant include bottling plant, brewery, distillery, still, mill, manufactory, manufacturing plant, factory, packing plant, packinghouse, recycling plant, refinery, saltworks, disposal plant, sewage disposal plant, smelter, smeltery, wine maker, winery.

plant (noun)	mint (noun)
buildings for carrying on industrial labor	(often followed by `of') a large number or amount or extent
(botany) a living organism lacking the power of locomotion	any north temperate plant of the genus Mentha with aromatic leaves and small mauve flowers
an actor situated in the audience whose acting is rehearsed but seems spontaneous to the audience	any member of the mint family of plants
something planted secretly for discovery by another	the leaves of a mint plant used fresh or candied
	a candy that is flavored with a mint oil
	a plant where money is coined by authority of the government

plant (adjective)	mint (adjective)
	as if new

plant (verb)	mint (verb)
put or set (seeds, seedlings, or plants) into the ground	form by stamping, punching, or printing
fix or set securely or deeply
set up or lay the groundwork for
place into a river
place something or someone in a certain position in order to secretly observe or deceive
put firmly in the mind