The most common and most likely answer to this crossword clue is the 12 letter word CONVALESCENT
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More clues leading to the result CONVALESCENT
- Nuns drinking beer, and drop of cognac that’s ‘reviving‘
- Learn Glen’s smell is getting better
- Tory leader in victory drinks getting money during rally?
- Getting better beers around in religious institution
- Recovering fleece found by valley track
- Study perfume of the valley that’s getting better
- Nuns drinking beer, and drop of cognac that's 'reviving'
Buddy explains!

The straight part
We know that "reviving" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case reviving = convalescent.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
Crossword Answer definitions
CONVALESCENT noun- A person recovering from illness.
- Recovering one's health and strength after a period of illness
- Of convalescence or convalescents