The most common and most likely answer to this crossword clue is the 8 letter word SHOWERED
I've seen this crossword clue in The Guardian
S
H
O
W
E
R
E
D
More clues leading to the result SHOWERED
- Inundated and embarrassed following speech, primarily; he brought Thatcher down
- Cranks see Dr Who was generous
- Deluged debtor in hut
- Bombarded, when we stayed to protect
- . You and I visited the beach close to England and had a bath
- Poured last drop of champagne and wine after performance
- European embarrassed after display gets washed
Buddy explains!

The straight part
We know that "Inundated/Inundated" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case inundated/inundated = showered.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 SHOWERED mean?
SHOWERED verb- (followed by with) To spray with (a specified liquid).
- To bathe using a shower.
- To bestow liberally, to give or distribute in abundance
- To rain in a shower; to cascade down.