Inclined to be vexed or troubled; peevish.
Marked by worry and distress; troublesome: "Of all the fretful stages of human development, adolescence is the most infamous” ( David Gelman).
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.