WordNet 3.0 Copyright © 2006 by Princeton University.
- 1. stubborn (vs. docile), obstinate, unregenerate, bloody-minded, cantankerous, bolshy, stroppy, bullheaded, bullet-headed, pigheaded, dogged, dour, persistent, pertinacious, tenacious, unyielding, contrarious, cross-grained, determined, hardheaded, mulish, stiff-necked, strong-minded, strong-willed, disobedient, intractable, uncompromising#1, sturdy#2, inflexible
- usage: tenaciously unwilling or marked by tenacious unwillingness to yield
- 2. refractory, stubborn, intractable (vs. tractable)
- usage: not responding to treatment; "a stubborn infection"; "a refractory case of acne"; "stubborn rust stains"
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See also: stubborn (Dictionary)