Ludicrously
Part of speech: adverb
Definition: In a ludicrous manner.
Preposterously
Part of speech: adverb
Definition: In a preposterous manner.
Ludicrously as an adverb is in a ludicrous manner. while Preposterously as an adverb is in a preposterous manner.
Part of speech: adverb
Definition: In a ludicrous manner.
Part of speech: adverb
Definition: In a preposterous manner.
We hope you now know whether to use Ludicrously or Preposterously in your sentence.