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dys-(word root) evil, difficult
Examples of words with the root dys-: dysfunction
Abused, Confused, & Misused Words by Mary Embree Copyright © 2007, 2013 by Mary Embree
1. Abnormal: dysplasia.
a. Impaired: dysgraphia.
b. Difficult: dysphonia.
3. Bad: dyslogistic.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
1. diseased, abnormal, or faulty: dysentery; dyslexia.
2. difficult or painful: dysuria.
3. unfavourable or bad: dyslogistic.
[via Latin from Greek dus-]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
a combining form meaning “ill,” “bad,” used esp. to form words denoting impaired or abnormal biological or mental processes: dyslexia; dysplasia.
[< Greek; c. German zer-, Old Norse tor-, Skt dus-]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.