1. In a stringent manner
   "the laws are stringently enforced"; "stringently controlled"
   - strictly

See also: stringent

• rust inhibitor
• rust mite
• rust-brown
• rust-colored
• rust-coloured
• rust-free
• rust-red
• rust-resistant
• Rustbelt
• rusted
• rustic
• rusticate
• rustication
• rusticism
• rusticity
• rustily
• rustiness
• rusting
• rustle
• rustler
• rustless
• rustling
• rustproof
• rustproofed
• rusty