True, but this one overcompensates by wearing slightly masculine clothing being more aggressive than her female colleagues which gives her a somewhat prickly demeanor and ironically enough, makes it less likely for her to be accepted and promoted by her male superiors who mistake her insecurities for arrogance.
n.; pl.Insecurities [ Pref. in- not + security : cf. LL. insecuritas, F. insecurite. ] 1. The condition or quality of being insecure; lack of safety; danger; hazard; as, the insecurity of a building liable to fire; insecurity of a debt. [ 1913 Webster ]
2. The state of feeling insecure; uncertainty; lack of confidence. [ 1913 Webster ]
With what insecurity of truth we ascribe effects . . . unto arbitrary calculations. Sir T. Browne. [ 1913 Webster ]
A time of insecurity, when interests of all sorts become objects of speculation. Burke. [ 1913 Webster ]