Synonyms for Smartness

Synonyms starting with letter I

• intelligence

  ability to understand and reason, genius, cleverness
• ingenuity

  ability to understand and reason
• inventiveness

  cleverness, genius
• insight

  ability to understand and reason
• intellect

  ability to understand and reason
• intuition

  ability to understand and reason
• inspiration

  genius
• in sight
• intellectual capacity
• intuitiveness
• 

  imagination
• initiative
• incisiveness
• in thing