1. Thought to be devoid of risk
   - riskless, unhazardous

See also: safe

• incubate
• incubation
• incubation period
• incubative
• incubator
• incubatory
• incubus
• inculcate
• inculcation
• inculcator
• inculpability
• inculpable
• inculpableness
• inculpate
• inculpation
• inculpative
• inculpatory
• incumbency
• incumbent
• incumbent on
• incumbrance
• incunabulum
• incur
• incurability
• incurable