The most common and most likely answer to this crossword clue is the 8 letter word RENDERED
I've seen this crossword clue in Financial Times
R
E
N
D
E
R
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D
More clues leading to the result RENDERED
- King almost stopped taking wine, plastered
- Provided case of rosé, entertaining finale with wine
- Translated “plastered”
- Aim to stop case of Rhine wine getting delivered
- Get rupture, return of old injury, being plastered
- Frenchman drinks last of aged wine, getting plastered
- Performed close by before going into the centre of Aberdeen
- On drinking limit, cardinal plastered
- About to admit lapse with wine, plastered
- Erred badly when about to finish, so gave up
Buddy explains!

The straight part
We know that "almost /plastered" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case almost /plastered = rendered.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.
What does RENDERED mean?
RENDERED verb- (ditransitive) To cause to become.
- To interpret, give an interpretation or rendition of.
- To translate into another language.
- To pass down.
- To make over as a return.
- To give; to give back; to deliver.
- To give up; to yield; to surrender.
- To transform (a model) into a display on the screen or other media.
- To capture and turn over to another country secretly and extrajudicially.
- To convert waste animal tissue into a usable byproduct.
- To have fat drip off meat from cooking.
- To cover a wall with a layer of plaster.
- To pass; to run; said of the passage of a rope through a block, eyelet, etc.
- To yield or give way.
- To return; to pay back; to restore.
- To inflict, as a retribution; to requite.