"Dopinesses" refers to a state of being drowsy or sluggish. Some synonyms for this word could include lethargy, sluggishness, sleepiness, torpor, and drowsiness. Other similar words might include grogginess, languor, fatigue, and somnolence. These words all describe a state of being where one feels heavy or hindered, as if they are unable to move or think clearly. Some antonyms for dopinesses might include vitality, energy, wakefulness, and alertness. By using these synonyms and antonyms, one can more precisely describe a particular state of mind or body, depending on whether they want to convey a sense of exhaustion or alertness.