Synonyms for Frequent

Synonyms starting with letter I

• incessant

  common, recurrent, repeated
• intermittent

  common
• infest

  be a regular customer of
• innumerable
• iterated

  common
• inveterate
• iterative
• interminable
• ingrained
• intimate
• informal
• inspect
• impenetrable
• impervious
• inspissated
• incalculable
• in a rut
• in the groove
• indifferent
• in use
• isochronal
• isochronous
• in rut
• inconspicuous
• infinite
• in for long haul
• in full swing
• immortal
• in the pink
• inexpungible
• ironfisted
• in for the long haul
• iron-fisted
• interminate
• in top form
• in the beginning
• inexhaustible
• inextinguishable
• introductory
• inductive