錆 - rust, tarnish

to rust; to become rusty

rust

sword with rusted edge; useless sword

iron rust; iron hydroxide

rust

red rust

anti-corrosive (agent); anti-rust; corrosion inhibitor

rusting; onset of rust

to rust; to become rusty

rust (colour)

rust-proofing; anti-corrosive

to become rusted together; to become rusted shut