show (your) mettle

See at: prove mettle

• keep track of someone
• keep track of something
• keep under hat
• keep under wraps
• keep under your hat
• keep up
• keep up appearances
• keep up something
• keep up to date
• keep up with
• keep up with someone
• keep up with something
• keep up with the Joneses
• keep up with the times
• keep wits about
• keep wits about you
• keep word
• keep you from
• keep you from doing something
• keep you guessing
• keep you on the edge of seat
• keep you on the edge of your seat
• keep you posted
• keep your cards close to chest
• keep your cards close to your chest