Related Clues:

• Beginning or attack
• Number one at Wimbledon, e.g.
• Granola bit
• Outset, slangily
• Advent
• Cardamom or chickpea
• First appearance
• Bird food
• Acorn, essentially
• Plant product
• It's often lower than dirt
• Open position?
• Propagative part of a plant
• Where the X-axis meets the Y-axis
• Sesame product