superluminal /soo-, sū-pər-looˈmi-nəl or -lū-/

1. Faster than the speed of light
2. Travelling, or able to travel, at such speed

• underpaintings
• underpants
• underpart
• underparts
• underpass
• underpasses
• underpassion
• underpassions
• underpay
• underpaying
• underpayment
• underpayments
• underpays
• underpeep
• underpeeped
• underpeeping
• underpeeps
• under penalty of
• underpeopled
• underperform
• underperformance
• underperformed
• underperforming
• underperforms
• underpin