ଅର୍ଥ : An oppressive quality that is laborious and solemn and lacks grace or fluency.
ଉଦାହରଣ :
A book so serious that it sometimes subsided into ponderousness.
His lectures tend to heaviness and repetition.
ସମକକ୍ଷ : heaviness
ଅର୍ଥ : The property of being large in mass.
ସମକକ୍ଷ : heft, heftiness, massiveness, ponderosity