What word comes from the latin word "gravis," meaning heavy?

Which quotation from the metamorphosis best supports the idea that gregor’s death has revived mr. samsa? "mr. samsa threw the blanket over his shoulders, mrs. samsa just came out in her nightdress; and that is how they went into gregor's room." "then the door of the bedroom opened and mr. samsa appeared in his uniform with his wife on one arm and his daughter on the other." "’leave my home. now! ’, said mr. samsa, indicating the door and without letting the women from him.” "the three of them at first just nodded without looking up from what they were writing, and it was only when the cleaner still did not seem to want to leave that they looked up in irritation. ‘well? ’, asked mr. samsa."