The word "wast sickening" refers to something that is so unpleasant or disturbing that it makes you feel sick to your stomach. Its antonyms can be words that denote pleasant or favorable attributes, such as "delightful," "pleasant," "enjoyable," and "refreshing." Words like "invigorating," "uplifting," "stimulating," and "revitalizing" can also be antonyms for "wast sickening." These opposites indicate a positive effect on a person's emotions or state of mind, rather than the negative impact of "wast sickening." Other antonyms for "wast sickening" could be "appealing," "attractive," "pleasant-smelling," and "soothing.