1. (

• insecure ,
• unsafe ,

) lacking in security or safety; "his fortune was increasingly insecure"; "an insecure future" ;

2. (

• dangerous ,
• unsafe

) involving or causing danger or risk; liable to hurt or harm; "a dangerous criminal"; "a dangerous bridge"; "unemployment reached dangerous proportions" ;

3. (

• insecure ,
• unsafe

) not safe from attack ;