Langorously is an adverb that describes a person or an action as being done in a way that suggests a lack of energy or sluggishness. The antonyms for this word include actively, energetically, briskly, vivaciously, and dynamically. These words imply a sense of aliveness, vigor, and enthusiasm in activities. For instance, instead of saying someone moved languorously, one could say they moved actively, briskly, or dynamically. Similarly, instead of describing an action as done languorously, antonyms like energetically, vivaciously, and decisively fit well for a more lively tone. Antonyms make our language diverse and colorful, allowing us to express ourselves more accurately and creatively.