1. (adjective) of the brown color of rust

• rust
• rust-brown

2. (adjective) impaired in skill by neglect

• out of practice

3. (adjective) ancient

• hoary

1. (adjective) covered with or consisting of rust

• rusted

2. (adjective) of the brown color of rust

• chromatic

3. (adjective) impaired in skill by neglect

• unskilled

4. (adjective) ancient

• old

1. (adjective) covered with or consisting of rust

• rust
• rustiness

2. (adjective) of the brown color of rust

• rust

3. (adjective) impaired in skill by neglect

• rustiness