What is the crossword answer for the clue: Pen pal

AMI - a 3 letter word may be the answer you are looking for!

COB - a 3 letter word may be the answer you are looking for!

LIFER - a 5 letter word may be the answer you are looking for!

LETTERWRITER - a 12 letter word may be the answer you are looking for!

INK - a 3 letter word may be the answer you are looking for!

CELLMATE - a 8 letter word may be the answer you are looking for!

COAUTHOR - a 8 letter word may be the answer you are looking for!

CORRESPONDENT - a 13 letter word may be the answer you are looking for!

Pen pal

3 Character Answers:

AMI

COB

INK

5 Character Answers:

LIFER

8 Character Answers:

CELLMATE

COAUTHOR

12 Character Answers:

LETTERWRITER

13 Character Answers:

CORRESPONDENT