Below are possible answers for the crossword clue Rust.
7 letter answer(s) to rust
CORRODE
become destroyed by water, air, or a corrosive such as an acid; "The metal corroded"; "The pipes rusted"
cause to deteriorate due to the action of water, air, or an acid; "The acid corroded the metal"; "The steady dripping of water rusted the metal stopper in the sink"
OXIDATE
add oxygen to or combine with oxygen
enter into a combination with oxygen or become converted into an oxide; "This metal oxidizes easily"
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