1. Threatening or foreshadowing evil or tragic developments
   - baleful, forbidding, menacing, minatory, ominous, sinister, threatening

See also: alarming

• industrialized
• industrially
• industrious
• industriously
• industriousness
• industry
• industry analyst
• indwell
• indweller
• indwelling
• inebriant
• inebriate
• inebriated
• inebriation
• inebriety
• inedible
• ineducable
• ineffability
• ineffable
• ineffableness
• ineffably
• ineffaceable
• ineffaceably
• ineffective
• ineffectively