Synonyms for At first sight:

• adv

  •Other relevant words: (adverb)
  • plausibly,
  • intuitively,
  • Ostensively,
  • speciously,
  • in all likelihood,
  • it appears that,
  • to all appearances,
  • apparently,
  • all appearances,
  • it seems that,
  • at a glance,
  • on the face of it,
  • professedly,
  • tangibly.
  •prima facie (adverb)
  • at first blush.

• adv.

  •apparently (adverb)
  • possibly,
  • as though,
  • reasonably,
  • as if,
  • probably,
  • superficially,
  • ostensibly,
  • supposedly,
  • outwardly,
  • allegedly.
  •ostensively (adverb)
  • evidently,
  • externally.
  •Other relevant words: (adverb)
  • reputably,
  • most likely.
  •prima facie (adverb)
  • appearing,
  • evidential.

• n.

  •at first glance (noun)
  • at first glance.
  •Other relevant words: (noun)
  • seemingly.

• Other synonyms:

  •Other relevant words:
  • in all probability,
  • at first sight,
  • believably,
  • peradventure,
  • belike,
  • avowedly,
  • fairly,
  • middling,
  • likely,
  • credibly,
  • manifestly,
  • passably,
  • coming into court,
  • when first seen,
  • jolly,
  • plain,
  • somewhat,
  • obviously,
  • patently,
  • pretty,
  • plainly,
  • purportedly,
  • sanely,
  • maybe,
  • evidentiary,
  • appearance,
  • sensibly,
  • moderately,
  • perhaps,
  • perchance.
  •Other relevant words (noun):
  • visibly,
  • at the first blush,
  • prima facie.

Antonyms for At first sight:

• adv.

  • apparently
    equivocally, uncertain, improbably, questionably, unlikely, dubiously.