Synonyms for Old

Synonyms starting with letter I

• immemorial

  early, ancient, medieval
• infirm

  advanced in age, worn, feeble
• inactive

  advanced in age
• impaired

  advanced in age
• inveterate

  traditional
• 

  intelligent

  behaviour
• ingrained
• incapacitated
• inanimate
• in the old days
• in the olden days
• in times gone by
• in times past
• in disrepair
• in old days
• insipid

  stale
• inveteracy
• indelible
• incessant
• indissoluble
• inexhaustible
• in for the long haul
• inexpungible
• in a bad way
• instructed
• in the know
• into
• inured
• injured
• insubstantial
• immortal
• imperishable
• inborn
• inbred
• inherited
• innate
• in the family
• incurable
• incorrigible
• ineradicable