General synonyms:
* Lounge: To relax in a comfortable position, especially while sitting or lying down.
* Recline: To lean back in a relaxed position.
* Sprawl: To lie or sit with limbs spread out in a relaxed and ungainly way.
* Slouch: To sit or stand with a drooping posture.
* Dangle: To hang loosely or swing.
* Lag: To move slowly or lazily.
More specific synonyms:
* Slobber: To drool, often used with animals.
* Wallow: To roll around in a pleasurable way, often in mud or water.
* Dawdle: To waste time by moving slowly or aimlessly.
* Amble: To walk leisurely.
The best synonym to use will depend on the specific situation and the intended meaning.