Related Clues:
- Group to which 'Y' is sometimes added
- Linguistic quintet
- ''Wheel of Fortune'' purchase choices
- Quintet seen in late-night hours?
- E-I-E-I-O
- Series of watering troughs?
- Alphabetical 119-Across
- Run out of rhythm?
- Aioli, mostly
- Facetious string?
- "Battle it out" quintet
- Group that ends '... and sometimes Y'
- Gang of characters seen in the four longest answers
- Noteworthy features of rows 1-5, 6-10 and 11-15, in that order
- "___ and sometimes Y"