1. How many fairly common two - word phrases can you think of in which the first word ends with H and the second word starts with H?

2. How many (at least sensible) two-word phrases can you think of in which the first word ends with K and the second word starts with K?

(Possible) Answers: 

1)
RUSH HOUR
HIGH HEELS
HIGH HORSE
HIGH HOLIDAYS
ROSH HASHANAH

2)
PINK KNICKKNACK
CHECK KERFUFFLE (as a restaurant check)