cryptogram

the cryptogram was challenging to decode.

she solved the cryptogram in record time.

the cryptogram contained a hidden message.

he enjoys creating cryptograms for his friends.

they worked together to crack the cryptogram.

understanding the rules is essential for solving a cryptogram.

the cryptogram was a part of the treasure hunt.

she found a cryptogram in an old book.

he spent hours deciphering the cryptogram.

the cryptogram used a simple substitution cipher.