Disparagement or undervaluation of oneself and one's abilities.(noun)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "self-depreciation" in a sentence
"That would be fitting with my normal self-depreciation."
"A dose of humor with some optimism and pinch of self-depreciation has always served me well."
"The dualistic view that fueled our self-depreciation and guilt was that we are a seemingly concrete undeserving "me" and the person is a seemingly concrete more deserving "you.""