Today, a brand new Short Spell challenge for Think Thursday here at the mentalfloss.com Brain Game. Good luck!

ONE of the five words in the following list is misspelled. Identify the culprit:

MISTLETOE
MINUSCULE
MILLENIUM
MISCHIEVOUS
MIMEOGRAPH

Here is the ANSWER.

THE ANSWER:

The misspelled word is MILLENIUM.

The proper spelling is MILLENNIUM.

Thanks for playing!