Antonyms of adv acceptably

1 sense of acceptably

Sense 1
acceptably, tolerably, so-so -- (in an acceptable (but not outstanding) manner; "she plays tennis tolerably")
       Antonym of unacceptably (Sense 1)
      => unacceptably, intolerably -- (to an unacceptable degree; "The percentage of lead in our drinking water is unacceptably high")

Synonyms of adv acceptably

1 sense of acceptably

Sense 1
acceptably, tolerably, so-so -- (in an acceptable (but not outstanding) manner; "she plays tennis tolerably")