The answers to the following clues will have something in common:

1. Object of worship, as a rock star
2. What bathroom scales do
3. Hard icy coating
4. Deceptive appearance or presentation
5. Increase in pay
6. Ice cream treat

Answers:

1. Idol
2. Weigh
3. Rime
4. Guise
5. Raise
6. Sundae

What they have in common:

Each word has a homophone spelled with a Y:

Idol - Idyll
Weigh - Way
Rime - Rhyme
Gusie - Guys
Raise - Rays
Sundae - Sunday

Credit: NY Times Crossword
David Phillips - Oct. 19, 2014
WHY NOT?