Related Clues:
- Thorny subject
- Thorny flower
- Lorelei's place
- React to a compliment, maybe
- Bonn's river
- Left the sofa
- Jack's love, in "Titanic"
- Cologne's water
- Cheek application
- Cheek color
- Valentine gift
- Flower with such varieties as Tipsy Imperial Concubine and Happy Butt
- Sommelier's selection
- Romantic flower
- Sunset-tinged, perhaps