Antonyms of adv unfavorably

1 sense of unfavorably

Sense 1
unfavorably, unfavourably -- (showing disapproval; in a disparaging way; "he reviewed the play unfavorably")
       Antonym of favorably (Sense 1)
      => favorably, favourably -- (showing approval; "he reviewed the play favorably")

Synonyms of adv unfavorably

1 sense of unfavorably

Sense 1
unfavorably, unfavourably -- (showing disapproval; in a disparaging way; "he reviewed the play unfavorably")