The most common and most likely answer to this crossword clue is the 6 letter word ARABIC
A
R
A
B
I
C
More clues leading to the result ARABIC
- Language teacher discarding one book in a hundred
- Sort of race gear a bicycle needs
- Sara, bickering, holds tongue
- A painter and writer from the Middle East?
- Language from cab – air’s nasty
- Account written about grain harvest in a foreign language
- Middle Eastern watering hole held by spies in revolution
- Use this when in the Sahara, bickering
- A religious teacher dismissing one of books with cold language
- Language from American artist and writer
Buddy explains!

The straight part
We know that "subject, perhaps" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case subject, perhaps = arabic.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.