WHAT'S THE CONNECTION IV
From BRAIN GAMES FOR WORD NERDS
Francis Heaney

For each of the word pairs below, find a two-word phrase or compound word that can be inserted between the two words so that the first and second words, the second and third words (the two words inserted), and the third and fourth words each form a common two-word phrase. Treat compound words as two words. For example, given the word pair PLAY - GIFTS, you could insert BALL BEARING to make PLAY BALL, BALL BEARING, and  BEARING GIFTS.

1. FACTORY - SANITIZER
2. PHOENIX - POWER
3. EAR - GENERATION
4. MICROSOFT - STATION
5. ANT - BOW

HINTS:
First words are :
1. SECOND
2. RISING
3. DRUM
4. WORD
5. ACID

Answers:

1. factory SECOND HAND sanitizer
2. phoenix RISING STAR power
3. ear DRUMBEAT generation
4. microsoft WORDPLAY station
5. antACID RAINbow