"NTO" is not a word recognized by the English language. However, it is possible that the intended term was "not." Synonyms for "not" include: never, neither, no, none, nowhere, nope, not at all, no way, nix, and negative. "Not" is a negation term that signifies the absence or nonexistence of something. It is commonly used to express negation or refusal in a sentence. For example, "I do not want to go to the party" and "It is not a good idea to go for a swim in a storm." Utilizing synonyms for "not" can help strengthen the language and add diversity to one's writing.