noun

Unwavering firmness of character, action, or will: decidedness, decision, determination, firmness, purpose, purposefulness, resoluteness, resolution, resolve, toughness, will, willpower. See certain/uncertain, strong/weak.

Roget's II: The New Thesaurus, Third Edition by the Editors of the American Heritage® Dictionary Copyright © 1995 byHoughton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.