From Longman Dictionary of Contemporary Englishself-knowledgeˌself-ˈknowledge noun [uncountable] UNDERSTANDan understanding of your own character and behaviour
Examples from the Corpus
self-knowledge• Midlife is a time of maturity and self-knowledge.• The worst effect of organised religion, he said, was its subversion of sincerity and self-knowledge.• The years in isolation and adversity had deepened his self-knowledge and political awareness.• My new self-knowledge told me that my personality, goals, and skills were best suited to the political arena.• If the attainment of self-knowledge were easy, there would be nothing to be gained.• Such a conspicuous lack of self-knowledge has its dangers.• Within your personal achievements, however small, are the seeds of self-knowledge about your abilities, skills and potential.• In psychiatric research and theory, self-knowledge could eventually replace objectivity as the basis for understanding. 