Common words:
* Misunderstand: To fail to understand correctly.
* Misinterpret: To understand something wrongly.
* Mislead: To guide someone wrongly.
* Mistake: An error or blunder.
* Misfortune: Bad luck.
* Mishap: An unfortunate accident.
* Misplace: To put something in the wrong place.
* Misspell: To spell a word incorrectly.
* Misbehave: To behave badly.
* Mismatch: A lack of compatibility.
* Miscalculate: To calculate incorrectly.
Less common words:
* Misanthrope: A person who dislikes humankind.
* Misogynist: A person who dislikes women.
* Misopedia: Hatred of learning.
* Misology: Hatred of reason.
* Misogamy: Hatred of marriage.
* Misinformation: False or inaccurate information.
* Misadventure: An unfortunate or unlucky experience.
* Misgiving: A feeling of doubt or apprehension.
* Misnomer: An incorrect or unsuitable name.
* Misanthropic: Relating to a person who dislikes humankind.
* Misogynistic: Relating to a person who dislikes women.
* Mischievous: Playful in a naughty or troublesome way.
This is just a small sample of the many words that start with "mis-". You can use a dictionary or online resources to find even more words.