rust

In intransitive terms the difference between rust and rot

is that rust is to be affected with the parasitic fungus called rust while rot is to deteriorate in any way.

In transitive terms the difference between rust and rot

is that rust is to cause to oxidize while rot is to expose, as flax, to a process of maceration, etc., for the purpose of separating the fiber; to ret.

As a noun taxonomy

is the science or the technique used to make a classification.

As a verb rust is

to grow.

As verbs the difference between rusting and rust

is that rusting is while rust is to grow.

As a verb rust

is to grow.

As an adjective ferrous is

of or containing iron.

As a verb rust

is to grow.

As an adjective ferruginated is

having the colour or properties of rust, or iron oxide.

As nouns the difference between rust and uredospore

is that rust is the deteriorated state of iron or steel as a result of moisture and oxidation while uredospore is the thin-walled summer spore which is produced during the so-called Uredo stage of certain rusts.

As a verb rust

is to oxidize, especially of iron or steel.

As nouns the difference between rust and uredo

is that rust is the deteriorated state of iron or steel as a result of moisture and oxidation while uredo is a summer stage in the life history of certain rusts (Uredinales), regarded at one time as a distinct genus, and preceding the teleutospore, or winter stage.

As a verb rust

is to oxidize, especially of iron or steel.

As a verb rust

is to grow.

As a noun rubigo is

(botany|obsolete) rust (fungal disease of plants).

As a verb rust

is to grow.

As an adjective eruginous is

pertaining to the nature or substance of copper.

As nouns the difference between rust and rusticle

is that rust is the deteriorated state of iron or steel as a result of moisture and oxidation while rusticle is an icicle-shaped object made out of rust.

As a verb rust

is to oxidize, especially of iron or steel.