What are the opposite words for briskness?

Antonyms for briskness refer to what is the opposite of quick, lively, or energetic movements. Some opposite words include sluggishness, lethargy, inactivity, slowness, apathy, dullness, and laziness. Slow movements and lack of enthusiasm can be described as being the opposite of the briskness trait. Other antonyms include laziness and lassitude, meaning tiredness or fatigue that results in lack of energy, enthusiasm, or willpower to engage in productive activity. Antonyms for briskness are often used to describe a person's state of mind, temperament or customary activity levels when compared to an energetic, lively, or quick-witted individual.