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Related to fractiously: pettishness
1. Inclined to make trouble; unruly.
2. Having a peevish nature; cranky.
[From fraction, discord (obsolete).]
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.