Related Clues:

• Like some blood cells
• River into the Gulf of Tonkin
• Nickname for 29-Across
• Sanguine
• Alert color
• Hot, perhaps
• Special kind of treatment
• Inflamed, maybe
• Left leaner?
• Color that suits Santa?
• Obviously chafed
• Stop sign?
• Election map shading
• Merlot, for example
• Scarlet, e.g.