PNL Lazy adjective adjective: lazy; comparative adjective: lazier; superlative adjective: laziest unwilling to work or use energy. “he was too lazy to improvise” synonyms: idle, indolent, slothful, work-shy, shiftless, loafing, inactive, inert, sluggish, lethargic, languorous, listless, torpid, enervated, slow-moving, slow, heavy, dull, plodding. *