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neurosis

[noo-roh-sis, nyoo-] / nʊˈroʊ sɪs, nyʊ- /
NOUN
mental disturbance, disorder
Synonyms
STRONGEST
inhibition
STRONG
aberration abnormality affliction breakdown compulsion crack-up derangement deviation hysteria insanity instability madness maladjustment neurasthenia obsession phobia psychopathy
WEAK
mental illness psychological disorder
Antonyms
STRONG
balance conformity normality sameness soundness
WEAK
adjustment sanity

From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.