Definition of insecure :
1. Not effectually guarded, protected, or sustained; unsafe; unstable; exposed to danger or loss.
2. Not secure; not confident of safety or permanence; distrustful; suspicious; apprehensive of danger or loss.
tense, weak, doubtful, hung up, strong, loose, speculative, at risk, unassured, edgy, unsteady, high-risk, inhibited, tottering, loosened, ill at ease, uneasy, uptight, slack, unguarded, hesitant, embattled, unguaranteed, slackened, retiring, shy, anxious, infirm, lost, unsettled, bad, unquiet, lax, equivocal, aflutter, wobbly, unsecured, in harm's way, relaxed, dithery, jittery, troubled, atwitter, safety, jumpy, undefended, goosey, hinky, unstable, under threat, at the mercy of, queasy, timid, unsound, change, antsy, shaky, tottery, unsure of yourself, unprotected, nervy, overanxious, worried, upset, perturbed, vulnerable, exposed, dubious, het up
dangerous (part of speech: adjective)
uncertain (part of speech: adjective)
debatable, mysterious, arguable, uncertain, unconvinced, precarious, controversial, moot, unsure, changeable, deniable, questionable, undecided, contestable, tentative, vague, confused, ambivalent, disputable
- Amabel's footing was apt to be insecure; she slipped upon the cushions and disappeared with a crash. - "Jan of the Windmill", Juliana Horatia Ewing.
- Feeling insecure, the party of the pseudo Smerdis summoned to them Prexaspes, the only man who could prove the death of the murdered prince, and by means of heavy bribes sought to win him to their party. - "Claimants to Royalty", John H. Ingram.
- Yet, without some reply from the British Government, his position was an insecure one. - "The Invasion", William Le Queux.