Related Clues:

• Sharp price increase
• Walk in the wild
• You might walk a mile for it
• Walk or increase
• Explore Yosemite, perhaps
• Trek
• Signal to snap
• Quarterback's cry
• Scout's outing
• Enjoy the Appalachian Trail
• Quarterback’s shout
• Shout before a snap
• Be trailing?
• Become more precipitous
• Make bigger