unsafe
adj.adj. not safe or likely to cause harm or danger. You use this to describe things that could hurt you or are not in good condition.
adj. dangerous or likely to cause harm; not providing adequate protection or security. Often describes physical structures, environments, or legal convictions that lack sufficient evidence.
The old bridge is unsafe for heavy trucks.
The inspector closed the factory because the electrical wiring was unsafe and posed a fire risk.
Legal experts argued that the original conviction was unsafe due to the discovery of new evidence that contradicted the primary witness's testimony.
From un- (not) + safe.
From un- (reversive prefix) + safe.
Typically used as a predicative adjective after a linking verb or as an attributive adjective before a noun.