What does the cryptic crossword clue "Have second thoughts about hypocrisy (6)" mean?

The wordplay uses a charade (building blocks). RE (synonym="about") + CANT (synonym="hypocrisy") = RECANT The answer is RECANT.

Have second thoughts about hypocrisy (6)

Guardian Cryptic #25599 | 1 Down | 2012-04-02 flower