There were some boys-and-girls 'parties, but they were so few and so delightful that they only made the aching voids between ache the harder.    From Wordnik.com.  [The Adventures of Tom Sawyer, Part 5.] Reference

There were some boys-and-girls’ parties, but they were so few and so delightful that they only made the aching voids between ache the harder.    From Wordnik.com.  [The Adventures of Tom Sawyer] Reference