Heaviness
Part of speech: noun
Definition: The state of being heavy
Ponderousness
Part of speech: noun
Definition: The quality of being ponderous.
Heaviness as a noun is the state of being heavy while Ponderousness as a noun is the quality of being ponderous.
Part of speech: noun
Definition: The state of being heavy
Part of speech: noun
Definition: The quality of being ponderous.
We hope you now know whether to use Heaviness or Ponderousness in your sentence.