Related Clues:

• It's risky to build a house on this
• Project detail
• Spirited response?
• On __ (without commitment)
• One form of hip-hop
• Brisk knock
• Rhythmic rhyming patter
• Copy Lil' Kim
• Light knock
• SŽance reply
• Door-knock sound
• Risky business, briefly
• Hip-hop music form
• Design detail, for short
• Hammer away at