confidants

n.

心腹朋友，知己( confidant的名词复数 )；

Friends, confidants and symptoms.
Confidants and companions: choices in later life.
Confidants: Do They Make a Difference in Quality of Life?
Confidants and Companions in Later Life: The Place of Family and Friends
Changes in Support From Confidants, Children, and Friends Following Widowhood
Siblings as Confidants: Emotional Understanding, Relationship Warmth, and Sibling Self‐Disclosure
Gender, Family Structure, and Adolescents’ Primary Confidants
Estimating clandestine abortion with the confidants method--results from Ouagadougou, Burkina Faso.
Health Effects of Disclosing Secrets to Imagined Accepting Versus Nonaccepting Confidants
Social Distance in the United States: Sex, Race, Religion, Age, and Education Homophily among Confidants, 1985 to 2004