### Clue: Trendy person of faith has rejected cathedral impressively (2,5)
### Answer: IN STYLE 
 ### Explanation: Definition: impressively
  IN(trendy,the in-thing) + ST(abbrev. for saint,person of faith) **plus**(has) **reversal of**(rejected) ELY(famous cathedral in England).
Answer: Adverb for doing something impressively,with flair.