Related Clues:

• Frost's ''The --- Not Taken''
• See 43-Across
• Hope/Crosby title word
• Word with kill or hog
• Jam site
• It has shoulders but no head
• Long stretch
• ''The Long and Winding ---''
• Means of access
• Type of test
• Sometimes it's not taken
• Map line, sometimes
• Artery
• Frost's 'The ___ Not Taken'
• "Abbey" or "Tobacco"