What does the cryptic crossword clue "Entertaining woman shows not all marriage is happy (6)" mean?

The definition is "happy". The wordplay uses a hidden word. Hidden in "entertaining woman shows not all marriaGE IS HAppy" The answer is GEISHA.

Entertaining woman shows not all marriage is happy (6)

Independent Cryptic #11730 | 8 Across | 2024-05-15 flower