Main entry: dangerous, unsafe
Definition: involving or causing danger or risk; liable to hurt or harm
Usage: a dangerous criminal; a dangerous bridge; unemployment reached dangerous proportions
Antonyms: safe
Definition: free from danger or the risk of harm
Definition: brought from wildness into a domesticated state
Antonyms: tame
Definition: very restrained or quiet
Antonyms: reliable, dependable
Definition: worthy of reliance or trust
Main entry: unsafe, insecure
Definition: lacking in security or safety
Usage: his fortune was increasingly insecure; an insecure future
Antonyms: secure
Definition: free from danger or risk
Main entry: insecure, unsafe
Definition: not safe from attack
Antonyms: invulnerable
Definition: immune to attack; impregnable