The most common and most likely answer to this crossword clue is the 9 letter word ROUGHSHOD
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Buddy explains!
The straight part
We know that "Like surefooted Arab perhaps" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case like surefooted arab perhaps = roughshod.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 ROUGHSHOD mean?
ROUGHSHOD adjective- Of a horse: having hooves shod with calks or horseshoes that have projecting nails to prevent slipping.
- (by extension) Brutal or domineering.