insecurities
n. plural-onlyn. feelings of not being good enough or not being sure of yourself. These are the small worries you have about your personality, your body, or your skills.
n. feelings of self-doubt or a lack of confidence regarding one's own abilities, appearance, or character. Refers to the psychological state of being anxious or uncertain about oneself.
He worked hard to overcome his insecurities about public speaking.
Social media can often make people feel worse about their own lives by feeding their deepest insecurities.
The protagonist's journey is defined by a struggle to silence the internal insecurities that have historically prevented her from pursuing a leadership role within the firm.
Typically used in the plural to refer to specific personal doubts; the singular form often refers to a general lack of safety or stability.