What does the cryptic crossword clue "Ornament queen saved in money box? (5)" mean?

The wordplay uses a container (one word inside another). R (synonym="queen") in TILL (synonym="money box") = TRILL The answer is TRILL.

Ornament queen saved in money box? (5)

Guardian Cryptic #29331 | 26 Across | 2024-03-15 flower