What does the cryptic crossword clue "To play without interruption use guesswork to some extent (5)" mean?

The wordplay uses a hidden word. SE (synonym="SE") + GUE (synonym="GUE") = SEGUE The answer is SEGUE.

To play without interruption use guesswork to some extent (5)

Independent Cryptic #11927 | 16 Across | 2024-12-31 flower