Ichidan verb, Intransitive verbto rust; to become rusty

Noun, Noun which may take the genitive case particle 'no'rust (colour)

Nounsword with rusted edge; useless sword

Nounrust-proofing; anti-corrosive

Nounrust (fungus)

Nountortoiseshell cat

Godan verb with 'ku' ending, Intransitive verbto become rusted together; to become rusted shut · to rust; to become (completely) rusty; to be covered with rust · to become rusty (of a skill or ability); to become less effective

Noun which may take the genitive case particle 'no', Nounrusted; rusty

Nounrust removal; removing rust · rust remover; rust-removing agent