rusting vs oxidation

rusting and oxidation both are nouns.

Word	Noun	Adjective	Verb	Adverb
rusting	Yes	No	No	No
oxidation	Yes	No	No	No

As nouns, oxidation is a hypernym of rusting; that is, oxidation is a word with a broader meaning than rusting:

rusting: the formation of reddish-brown ferric oxides on iron by low-temperature oxidation in the presence of water
oxidation: the process of oxidizing; the addition of oxygen to a compound with a loss of electrons; always occurs accompanied by reduction

Other hypernyms of rusting include corroding, corrosion, erosion, oxidisation, oxidization.

rusting (noun)	oxidation (noun)
the formation of reddish-brown ferric oxides on iron by low-temperature oxidation in the presence of water	the process of oxidizing; the addition of oxygen to a compound with a loss of electrons; always occurs accompanied by reduction