Heavily :: Heavily (adv.) In a heavy manner; with great weight; as, to bear heavily on a thing; to be heavily loaded..
Heavily :: Heavily (adv.) As if burdened with a great weight; slowly and laboriously; with difficulty; hence, in a slow, difficult, or suffering manner; sorrowfully..
Heaviness :: Heaviness (n.) The state or quality of being heavy in its various senses; weight; sadness; sluggishness; oppression; thickness.