In each pair of words below, one letter can be dropped from one of the words and added to the other to create two new words. The letter can be dropped from either the first or second word. For example, given the words BOAST and HIP, the new words would be BOAT and SHIP. No other re-arrangement of letter is necessary.

1. INKS -TILES

2. RIDE - RELIVE

3. GAZE - FREED

4. SNAIL - PIKE

5. SNAG - COLD
6. DIED - ANTE 

Answers:

1. LINKS - TIES

2. RID - RELIEVE

3. GRAZE - FEED

4. NAIL -SPIKE

5. NAG - SCOLD
6. DINED - ATE