One is the correct plural spelling; the other is a common misspelling.
Incorrect spelling - "Committes" is a misspelling and not a valid word.
"committes" is a common misspelling of "committees". Always use "committees" when referring to the correct word.
Correct spelling - The proper way to spell this word.
"Committees" is the plural form of committee.
"committees": "Committees" is the plural form of committee.
This word is commonly used in everyday conversation and writing.
"Correct:" Several committees reviewed the proposal.
"Correct:" The school formed new committees.
"Incorrect:" The committes met yesterday.
"Incorrect:" Multiple committes were created.
A: Committees.
Committees is the correct plural spelling.