Synonyms for One-off:

• n.

  •event (noun)
  • one-off.
  •Other relevant words: (noun)
  • happening,
  • occurrence,
  • natural event,
  • Occurrent.

• Other synonyms:

  •
  • species,
  • dog,
  • character,
  • Jekyll And Hyde,
  • type,
  • product,
  • individual,
  • mixture,
  • variety,
  • original.
  •
  • unrepeatable.
  •
  • once,
  • isolated.
  •Other relevant words (noun):
  • unique,
  • nonpareil,
  • conversation piece,
  • curiosity,
  • rare,
  • odd,
  • exceptional,
  • standard,
  • anomaly,
  • solitary,
  • treasure,
  • unforeseen,
  • curio,
  • atypical,
  • paragon,
  • extraordinary,
  • queer,
  • model,
  • freaky,
  • anomalous,
  • ONER,
  • Rara Avis,
  • exemplar,
  • unpredicted,
  • nonesuch,
  • weird,
  • unparalleled,
  • rare bird,
  • irregularity,
  • ne plus ultra,
  • ideal,
  • freakish,
  • freak,
  • sole,
  • strange,
  • special,
  • one shot,
  • abnormal,
  • one,
  • oddity,
  • lone,
  • abnormality,
  • alone,
  • nonsuch,
  • unusual,
  • collector's item,
  • find,
  • rarity,
  • bizarre,
  • singular,
  • unexpected,
  • unpredictable.

Paraphrases for One-off:

• Equivalence

  • Adjective
    one-time, unique.
  • Noun, singular or mass
    one-time, unique.

• Independent

  • Adjective
    isolated, one-shot, punctual, lump-sum, occasional, non-recurring, specific, extraordinary, one-stop, contemporaneous, once-in-a-lifetime, non-recurrent, disposable, one-of-a-kind, one-size-fits-all, onetime, stand-alone, ad-hoc, outstanding, on-time, flat-rate, incidental, piecemeal, only, timely, singular, case-by-case, unprecedented, one-tier, time-limited, temporary, selective, separate, all-inclusive, odd, self-contained, golden, point-source.
  • Noun, singular or mass
    exception.

• Other Related

  • Adjective
    single.
  • Noun, singular or mass
    single.

Antonyms for One-off:

• adj.

  • Other antonyms:
    recurrent, prevailing, accustomed, chronic, myriad, hourly, customary, rampant, habitual, annual, divers, steady, multifarious, expected, confirmed, patchwork, prevalent, promiscuous, periodic, everyday, popular, commonplace, constant, manifold, common, round the clock, frequent, regular, continual, repeated, ubiquitous, inveterate, mixed, cyclic, routine, varied, periodical, ordinary, usual, miscellaneous, assorted, motley, heterogenous, yearly, perennial.

Hyponym for One-off:

• n.

  • event
    happening, occurrence, natural event, Occurrent.