Correct spelling for the English word "Sullevate" is [sˈʌlɪvˌe͡ɪt], [sˈʌlɪvˌeɪt], [s_ˈʌ_l_ɪ_v_ˌeɪ_t] (IPA phonetic alphabet).
"Sullevate" is not a recognized word in the English language, hence there is no dictionary definition available. It is possible that the term you are looking for is misspelled or a neologism, or it may belong to a specific field or jargon that is not widely known.
If you meant to search for a similar term, "elevate" is a common English word with a well-established definition. "Elevate" typically means to physically or metaphorically lift something to a higher position, increase its importance, or raise it in value or status. It can also refer to raising someone's spirits or promoting a positive mindset.
For example, in a physical sense, "elevate" can refer to lifting an object off the ground or raising it to a higher level. In a metaphorical sense, it can mean enhancing the status or prestige of something, like elevating someone's position or elevating the importance of a certain issue.
Overall, without further context or clarification, it is not possible to provide a specific definition for "sullevate." It is important to double-check the spelling and consider if the term is indeed valid or if it may be a typographical error.