Synonyms of insecurity in English:

insecurity


See definition of insecurity

noun

1‘he tried to conceal his insecurity’

SYNONYMS
lack of confidence, lack of self-confidence, self-doubt, diffidence, unassertiveness, humility, humbleness, meekness, timidity, timidness, timorousness, uncertainty, nervousness, hesitancy, inhibition, self-consciousness
anxiety, apprehension, worry, unease, uneasiness

2‘we were conscious of the insecurity of our situation’

SYNONYMS
vulnerability, defencelessness, unguardedness, lack of protection, perilousness, peril, danger, riskiness
instability, fragility, frailty, shakiness, rockiness, unsteadiness, unreliability, tenuousness
informal chanciness, iffiness
British informal dodginess