swirl

Short definition from Wiktionary

Verb

1. 1
   To twist or whirl, as an eddy.
2. 2
   To be arranged in a twist, spiral or whorl.
3. 3
   To circulate.
4. 4
   To mingle interracially.

Noun

1. 1
   A whirling eddy.
2. 2
   A twist or coil of something.
3. 3
   The upward rushing of a fish through the water to take the bait.
4. 4
   Interracial mingling (e.g. dating, sex, marriage, etc.).