Synonyms for Off and on:

• adj.

  •occasional (adjective)
  • more seldom,
  • un-frequent,
  • un commoner,
  • un frequent,
  • un common,
  • un commonest,
  • most seldom,
  • un-common,
  • un-usual,
  • in-frequent,
  • in frequent,
  • most unfrequent,
  • un-commoner,
  • un usual,
  • more unfrequent.
  •Other relevant words: (adjective)
  • now and then,
  • occasional,
  • not habitual,
  • few,
  • occasionally,
  • Unfrequent,
  • to and fro.
  •to and fro (adjective)
  • backward and forward,
  • from side to side,
  • up and down,
  • forward and back,
  • in and out,
  • and fro.

• a. & adv.

  •on and off (adjective, adverb)
  • more uncertainly,
  • most uncertainly,
  • most infrequently,
  • in-constantly.

• adv

  •every now and then (adverb)
  • sometimes.
  •irregularly (adverb)
  • by fits and starts,
  • spasmodically,
  • jerkily,
  • disconnectedly,
  • unmethodically,
  • uncertainly,
  • unpunctually,
  • now and again,
  • in snatches,
  • out of sequence.
  •now and then (adverb)
  • once or twice,
  • not often,
  • once in blue moon,
  • once again,
  • once in a blue moon,
  • now then,
  • once and again.
  •off-and-on (adverb)
  • at irregular intervals,
  • very seldom,
  • when the mood strikes.
  •Other relevant words: (adverb)
  • fitfully,
  • off-and-on,
  • here and there,
  • recurrently,
  • discontinuously,
  • on and off,
  • on-and-off,
  • irregularly,
  • restlessly,
  • Inconstantly.

• adv.

  •all (adverb)
  • off and on.
  •intermittently (adverb)
  • every so often,
  • fluctuating,
  • sporadically,
  • at times,
  • alternately,
  • on occasion,
  • once in a while,
  • vacillating,
  • at intervals,
  • from time to time,
  • every once in a while,
  • variably.
  •irregularly (adverb)
  • Eccentrically,
  • infrequently.
  •off-and-on (adverb)
  • when mood strikes.
  •on and off (adverb)
  • more alternately,
  • dis-continuously,
  • more fluctuating,
  • more inconstantly,
  • most irregularly,
  • more sometimes,
  • more on and off,
  • most sometimes,
  • more infrequently,
  • more sporadically,
  • most intermittently,
  • most on and off,
  • more on-and-off,
  • most inconstantly,
  • most on-and-off,
  • more intermittently,
  • most sporadically,
  • in constantly,
  • more irregularly,
  • most alternately,
  • dis continuously,
  • on off.
  •sometimes (adverb)
  • here there,
  • re currently,
  • re-currently,
  • ever again.