Crossword Puzzle Codes of belief

Clue: Codes of belief

Head of an office (BOSS with 4 letters)
Admits to office (SWEARSIN with 8 letters)
Field official (REF with 3 letters)
Snack-tray offerings (DIPS with 4 letters)
Personnel office array (PENS with 4 letters)
A "Star Trek" officer and a physician are going to board a plane? (SPOCKSWILLFLY with 13 letters)
Army offs. (COLS with 4 letters)
In an offensive way (LOATHSOMELY with 11 letters)
"Dancing with the Stars" offering (SALSA with 5 letters)
Belief, in brief (e.g. CREDO with 5 letters)