luxuriate

luxu|ri|ate /lʌgʒ'ʊərieɪt/ (luxuriates luxuriating luxuriated)
[VERB] V in n, V in n
If you luxuriate in something, you relax in it and enjoy it very much, especially because you find it comfortable and luxurious.
Lie back and luxuriate in the scented oil...
Ralph was luxuriating in the first real holiday he'd had in years.