Stumped by 6-Down? Discover the Answer to this Mind-Boggling Crossword Clue!

1. Neckwear
2. Fashion accessory
3. Suitable for a formal occasion
4. Often worn with a suit
5. Knot
6. ___ the knot
7. Commonly worn by businessmen
8. Can be long or short
9. Goes around the collar
10. Can be made of silk or polyester