If you're experiencing difficulties with the misspelling "Nossium", consider a few plausible alternatives. "Nausium" could be a potential correction that aligns with nausea-related terms, while "Novium" offers a fresh take, subtly resembling "novel" or "innovate". Lastly, "Necium" might seem fitting, reflecting a sense of mystery or the prefix "necro-" relating to death.