1. Without care or concern
   - carelessly

See also: heedless

• crossbill
• crossbones
• crossbow
• crossbowman
• crossbred
• crossbreed
• crossbreeding
• crosscheck
• crosscurrent
• crosscut
• crosscut handsaw
• crosscut saw
• crosse
• crossed
• crossed eye
• crossfire
• crossflow
• crosshairs
• crosshatch
• crosshatched
• crosshead
• crossheading
• crossing
• crossing guard
• crossing over