tourbillion /toor-bilˈyən/ or tourbillon /toor-bē-yɔ̃ˈ/

1. A swirl
2. A vortex
3. A whirlwind
4. A whirling firework
5. A whirling or revolving mechanism or system

• leng
• lenged
• lenger
• lengest
• lenging
• lengs
• length
• lengthen
• lengthened
• lengthening
• lengthens
• lengthful
• lengthier
• lengthiest
• lengthily
• lengthiness
• lengthinesses
• lengthman
• lengthmen
• length of days
• lengths
• lengthsman
• lengthways
• lengthwise
• lengthy