What does the cryptic crossword clue "Feature of Carry On Nurse, pricking our Bernie’s nose comically with needle (6,8)" mean?

The wordplay uses an anagram. anagram of TEND (synonym="‘nurse’") + DOUBLEENRE (synonym="DOUBLEENRE") = DOUBLEENTENDRE The answer is DOUBLEENTENDRE.

Feature of Carry On Nurse, pricking our Bernie’s nose comically with needle (6,8)

Guardian Cryptic #29521 | 21 Across | 2024-10-23 flower