revel in

ALSを患っているMorrieの言葉に出てきた単語で、昔覚えた単語の様に思えますが、意味が直ぐに頭に浮かんできません。
I began to enjoy my dependency. Now I enjoy when they turn me over on my side and rub cream on my behind so I don't get sores. Or when they wipe my brow, or they massage my legs. I revel in it. この "revel in" はこの後にも次ぎの様に出てきました。
Mitch, it is impossible for the old not to envy the young. But the issue is to accept who you are and revel in that.
辞書で "revel in" の意味を調べます。
・Merriam-Webster's Online Dictionary: to take intense pleasure or satisfaction: reveled in the quiet after everyone had gone: reveling all night is not conducive to a productive next day at work
・Cambridge English Dictionary: to get great pleasure from a situation or an activity: She's revelling in her newly found freedom.: He revelled in his role as team manager.
・Vocabulary.com: Revel means to take great pleasure. If you revel in something, you're not just pleased or even excited; you're overwhelmed by joy.
It used to mean riotous merry-making. Now it means to bask in the self-reflected glow of your own pleasure. You revel in your victory lap after winning the race. Your brother is constantly on your case for being clumsy, so when he knocks down a table filled with glassware, you revel in it. Think of it as a high level of pleasure.
単に楽しむだけではなく、心から喜びに浸る感じですね。