1. What do the following words have in common?

ON

CON

RAN

SLAM

2. What do the following words have in common?

A. PILL

B. BILL

C. BELL

D. FELL

E. FALL

F. CALL

3. What do the following words have in common?

A. TASK

B. DUST

C. BRISK

D. PAST

E. TUSK

F. SHEER

HINTS:

1. Each word can be preceded by the same letter.

2. The same two letters can be added to each word.

3. The same change can be made to a particular letter in each word.

Answers:

1. Each word can be preceded by the letter I:

ION/ICON/IRAN/ISLAM

2. The letters OW can be added to each word:

PILLOW/BELLOW/BILLOW

CALLOW/FALLOW/FELLOW

Credit: NY Times Crossword - Sept. 8, 2002

Rich Norris (Idea and A, B, and C)

GROWING PAINS

3. Each word can be changed to a new one by replacing each S with C.

TACT/DUCT/BRICK

PACT/TUCK/CHEER

Credit: NY Times Crossword - June 16, 2002

Manny Nosowsky (Idea and A, B, and C)

WORKING OVER C'S