un?saf?er , un?saf?est

lacking in security or safety; "his fortune was increasingly insecure"; "an insecure future"[syn: insecure ][ant: secure ]

involving or causing danger or risk; liable to hurt or harm; "a dangerous criminal"; "a dangerous bridge"; "unemployment reached dangerous proportions"[syn: dangerous ][ant: safe ]

not safe from attack[syn: insecure ]

adjective

harmless , protected , safe , secure

adjective

alarming , chancy , erratic , explosive , fearsome , hanging by a thread , hazardous , insecure , on a limb , on thin ice , perilous , precarious , risky , shaky , slippery , threatening , ticklish * , touch and go , touchy * , treacherous , uncertain , undependable , unreliable , unsound , unstable , untrustworthy , unguarded , unprotected , adventurous , jeopardous , parlous , venturesome , venturous , dangerous , exposed , imperiled , vulnerable