1. Twice, two, double

Encyclopedia: Di-

• crosshatched
• crosshead
• crossheading
• crossing
• crossing guard
• crossing over
• crossjack
• crosslet
• crossly
• crossness
• crossopterygian
• Crossopterygii
• crossover
• crossover voter
• crosspatch
• crosspiece
• crossroad
• crossroads
• crossruff
• crosstalk
• crosstie
• crosstown
• crosswalk
• crossway
• crossways