1. wallow与volv-/volut-同源：from PIE root *wel- "roll"。
2. 形近词：wallow, tallow, swallow, shallow, sallow, hallow, callow, fallow.
3. To wallow is etymologically to 'roll' about.
4. PIE base *wol-, *wel- 'roll' => which also produced English helix, involve, vault, volume, etc.
5. PIE base *wol-, *wel- 'roll' => waltz, welter, wallow, etc.
6. waltz => wallow.
7. 华尔兹（Waltz），又称圆舞，一种自娱舞蹈形式，是舞厅舞中最早的、也是生命力非常强的自娱舞形式。
8. 谐音“斡了，斡漏、涡了、涡漏”-----斡旋了、涡旋了。
9. 沉溺在什么什么的漩涡中。

wallow 打滚

来自PIE*wel,转，旋转，词源同volume,involve。引申词义打滚。

1. Dogs love splashing in mud and hippos wallow in it.

狗喜欢在泥水洼里扑腾，河马则喜欢在其中打滚撒欢儿。

2. His tired mind continued to wallow in self-pity.

他疲惫的心继续沉溺于自哀自怜之中。

3. She's not someone who likes to wallow in self-pity .

她不是那种喜欢自怜的人。

4. His parents are partly responsible for his wallow.

他的父母对他的堕落负有部分责任.

5. I wanted only to wallow in my own grief.

我只想沉湎于自己的悲伤中。