corrosion vs rust

rust vs corrosion

corrosion and rust both are nouns.

corrosion is not an adjective while rust is an adjective.

corrosion is not a verb while rust is a verb.

Word	Noun	Adjective	Verb	Adverb
corrosion	Yes	No	No	No
rust	Yes	Yes	Yes	No

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

corrosion: erosion by chemical action
rust: the formation of reddish-brown ferric oxides on iron by low-temperature oxidation in the presence of water

Other hyponyms of corrosion include indentation, pitting, roughness, rusting.

corrosion (noun)	rust (noun)
erosion by chemical action	A strong reddish brown color.
a state of deterioration in metals caused by oxidation or chemical action	any of various fungi causing rust disease in plants
	the formation of reddish-brown ferric oxides on iron by low-temperature oxidation in the presence of water
	a plant disease that produces a reddish-brown discoloration of leaves and stems; caused by various rust fungi
	a red or brown oxide coating on iron or steel caused by the action of oxygen and moisture

corrosion (adjective)	rust (adjective)
	of the brown color of rust

corrosion (verb)	rust (verb)
	become destroyed by water, air, or a corrosive such as an acid
	cause to deteriorate due to the action of water, air, or an acid
	become coated with oxide

Difference between corrosion and rust

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