The most common and most likely answer to this crossword clue is the 10 letter word PATRONISED
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More clues leading to the result PATRONISED
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The straight part
We know that "Was customer/treated scornfully" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case was customer/treated scornfully = patronised.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 PATRONISED mean?
PATRONISED verb- To act as a patron of; to defend, protect, or support.
- To make oneself a customer of a business, especially a regular customer.
- To assume a tone of unjustified superiority toward; to talk down to, to treat condescendingly.
- To blame, to reproach.