What does the cryptic crossword clue "A little insecure even, old legal official (5)" mean?

The definition is "old legal official". The wordplay uses a hidden word. Hidden in "a little insecuRE EVEn, old legal official" The answer is REEVE.

A little insecure even, old legal official (5)

Guardian Cryptic #29206 | 26 Across | 2023-10-20 flower