What does the cryptic crossword clue "Bonkers attempt to make a comeback (4)" mean?

The definition is "Bonkers". The wordplay uses a reversal. STAB (reversal="‘attempt’") = BATS; definition: "Bonkers" The answer is BATS.

Bonkers attempt to make a comeback (4)

Guardian Cryptic #29640 | 10 Across | 2025-03-12 flower