The most common and most likely answer to this crossword clue is the 5 letter word RASTA
R
A
S
T
A
More clues leading to the result RASTA
- Believer in return of a former ruler
- Emperor backs a follower of another one
- Religious leader, a saint and a cult follower
- Jamaican sectarian overthrows an emperor
- Recall a leading Russian religious adherent
- Artist crossing a street -- someone with distinctive hairstyle?
- Believer cheers after god succeeded
- For whom an emperor’s in the ascendant?
- Dreads person from flats arguing back
- Star dancing with a Jamaican
Buddy explains!

The straight part
We know that "religious adherent" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case religious adherent = rasta.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 RASTA mean?
RASTA noun- Rastafarian
- Diminutive of rastaquouère