Unfavourably
Part of speech: adverb
Definition: In an unfavourable manner.
Unfavorably
Part of speech: adverb
Definition: In an unfavorable manner.
Unfavourably as an adverb is in an unfavourable manner. while Unfavorably as an adverb is in an unfavorable manner.
Part of speech: adverb
Definition: In an unfavourable manner.
Part of speech: adverb
Definition: In an unfavorable manner.
We hope you now know whether to use Unfavourably or Unfavorably in your sentence.