| THEGRANDDUKE | Gilbert and Sullivan comic opera produced in London in 1896 (3,5,4) |
| COSIFANTUTTE | Mozart opera produced in Vienna in 1790 (4,3,5) |
| THEMIKADO | Gilbert and Sullivan comic opera featuring the characters Pooh-Bah and Ko-Ko (3,6) |
| IOLANTHE | Gilbert and Sullivan comic opera subtitled The Peer and the Peri |
| IDA | Princess in a Gilbert and Sullivan comic opera (3) |
| MIKADO | The _, Gilbert and Sullivan comic opera set in Japan (6) |
| MELISSA | Lady Blanche's daughter in the Gilbert and Sullivan comic opera 'Princess Ida' (7) |
| TRIALBYJURY | Gilbert and Sullivan comic opera first performed in 1875 (5,2,4) |
| THEGONDOLIERS | The only Gilbert and Sullivan comic opera which is set in Italy |
| THEPIRATESOFPENZANCE | 1879 Gilbert and Sullivan comic opera subtitled The Slave of Duty |
| THEPIRATES | 1879 Gilbert and Sullivan comic opera subtitled The Slave of Duty (3,7,2,8) |
| OFPENZANCE | 1879 Gilbert and Sullivan comic opera subtitled The Slave of Duty (3,7,2,8) |
| PENZANCE | The Pirates of _ _ Gilbert and Sullivan comic opera (8) |
| PATIENCE | Gilbert and Sullivan comic opera subtitled or Bunthome's Bride (8) |
| THESORCERER | 1877 Gilbert and Sullivan comic opera named for the titular protagonist John Wellington Wells (3,8) |
| BILLYBUDD | Benjamin Britten opera that was produced in London in 1951 (5,4) |
| BILLY | Benjamin Britten opera first produced in London in 1951 (5,4) |
| BUDD | Benjamin Britten opera first produced in London in 1951 (5,4) |
| WILLIAMTELL | Rossini's last opera, produced in Paris in 1829 (7,4) |
| PEARS | British brand of soap first produced in London in 1807 (5) |
