The antonyms for the word "next nothing" are abundant, considerable, plentiful, substantial, ample, significant, noteworthy, important, and massive. These words imply a large quantity or great importance, unlike the negligible value of "next nothing." For instance, instead of saying, "The event caused next to nothing disturbance," we can use "The event generated a substantial commotion." Likewise, rather than saying, "The company recorded next to nothing profit," we can say, "The company experienced significant revenue growth." In summary, by using antonyms of "next to nothing," we can more effectively convey the magnitude or impact of a situation or occurrence rather than devaluing it.