Synonyms for Unfunctional

Synonyms starting with letter I

• impractical

  useless, not working
• inoperative

  useless, not working
• ineffectual

  useless, not working
• idle

  not working, useless
• ineffective

  not working, useless
• incompetent
• impracticable
• inept
• inutile
• inactive
• inoperable
• inadequate