Presumptively
Part of speech: adverb
Definition: In a presumptive manner As is presumed to be the case
Presumably
Part of speech: adverb
Definition: Able to be sensibly presumed.
Presumptively as an adverb is in a presumptive manner while Presumably as an adverb is able to be sensibly presumed.
Part of speech: adverb
Definition: In a presumptive manner As is presumed to be the case
Part of speech: adverb
Definition: Able to be sensibly presumed.
We hope you now know whether to use Presumptively or Presumably in your sentence.