1. Without pity; in a merciless manner
   "he was mercilessly trounced by his opponent in the House"
   - pitilessly, unmercifully, remorselessly

See also: merciless

• smooth-bodied
• smooth-faced
• smooth-haired
• smooth-haired fox terrier
• smooth-leaved elm
• smooth-shaven
• smooth-shelled
• smooth-skinned
• smooth-spoken
• smooth-textured
• smooth-tongued
• smoothbark
• smoothbore
• smoothed
• smoothen
• smoothened
• smoother
• smoothhound
• smoothhound shark
• smoothie
• smoothing iron
• smoothing plane
• smoothly
• smoothness
• smoothy