What does the cryptic crossword clue "Suffering, but decline to drop head (7)" mean?

The definition is "Suffering,". The wordplay uses a deletion. ANGUISH (deletion) = ANGUISH; definition: "Suffering," The answer is ANGUISH.

Suffering, but decline to drop head (7)

Guardian Cryptic #29240 | 22 Across | 2023-11-29 flower