Smuttily is an adverb that refers to something that is characterized by obscenity, indecency, or filthiness. Some synonyms for this word include crudely, lewdly, obscenely, and indecently. Other alternatives to smuttily include suggestively, salaciously, and lasciviously. These words suggest that something is sexually explicit or inappropriate in nature. Additionally, some synonyms may be more formal or colloquial, such as ribaldly, bawdily, or vulgarly. While all of these words convey a sense of something being unclean or improper, they may vary in levels of specificity or intensity. Regardless of the synonym used, it often suggests something that may be offensive or inappropriate for certain audiences.