show (your) mettle

See at: prove mettle

• burning the midnight oil
• burn out
• burn out someone
• burn out something
• burn someone up
• burn something to a crisp
• burn the candle at both ends
• burn the midnight oil
• burn to a crisp
• burn up
• burn up something
• burn your boats
• burn your bridges
• burn your fingers
• burst a blood vessel
• burst bubble
• burst in
• bursting at the seams
• burst in on
• burst in on someone
• burst in on something
• burst into
• burst into something
• burst into tears
• burst onto the scene