Related Clues:

• What sewer takes is hard to walk around
• Cardinal could transpose this emotion
• Strand of cotton
• What some following story can lose — in the unfinished book, say
• Strand of, eg, cotton
• Strand (of cotton)
• Yarn? This half skimmed through perhaps
• A contribution to what reduces hostility
• Prominent spiral part of a screw
• In bath, reading yarn
• Item used by 13-Across to navigate the 22-Across
• Strand (of cotton, etc)
• 'A sentiment appropriate to the occasion of another's superiority,' per Ambrose Bierce
• Had concealed, time and again, one's dislike of
• Tread hard, difficult thin line