Synonyms for Questionably:

• adv

  •skeptically (adverb)
  • doubtfully.

• adv.

  •doubtfully (adverb)
  • irresolutely,
  • dubiously,
  • problematically,
  • suspiciously,
  • askance.
  •tentatively (adverb)
  • undecidedly.
  •uncertainly (adverb)
  • ambivalently,
  • controversially,
  • disputably,
  • vaguely,
  • contestably,
  • debatably,
  • arguably,
  • unsurely.
  •unreliably (adverb)
  • undependably,
  • unreliably,
  • untrustworthily.

• Other synonyms:

  •adv
  • ambiguously,
  • distrustfully,
  • hesitatingly,
  • tentatively,
  • uncertainly,
  • doubtingly,
  • unsettingly.

Antonyms for Questionably:

• adv.

  • tentatively
    certainly, definitely, surely.