The most common and most likely answer to this crossword clue is the 5 letter word TENET
T
E
N
E
T
More clues leading to the result TENET
- Doctrine — principle ultimately confined to temporary accommodation
- Cardinal starts to examine Trappist’s belief
- Either way, note clear doctrine
- Opinion given one way or another
- Conviction for oriental living in mobile home
- Opinion expressed by European entering marquee
- Article ignoring centrist’s clear belief
- Note clear two-way principle
- Principle held to be true either way
- It’s believed soldiers have left the block of flats
Buddy explains!

The straight part
We know that "belief" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case belief = tenet.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 TENET mean?
TENET noun- An opinion, belief, or principle that is held as absolute truth by someone or especially an organization.