The term "ssstiktok" functions as a proper noun. It is the specific name of a particular third-party web service or application designed to interact with the TikTok platform. As with other names of companies, products, or specific services (e.g., Google, Photoshop, Instagram), it identifies a unique entity and is therefore classified as a proper noun.
This classification is based on its morphological and semantic function. The term is a compound construction, combining a non-standard prefix ("sss") with an existing proper noun ("TikTok"). While derived from another name, the full term designates a distinct, separate tool. In grammatical analysis, it operates as a single, indivisible unit that names a specific thing. It does not describe a quality (adjective) or an action (verb), but rather serves as the identifier for the service itself, which is the primary role of a noun.
For practical application in writing, treating "ssstiktok" as a proper noun has direct implications. It should be used in sentences as a subject, direct object, or object of a preposition. For instance: "[SssTikTok] is a popular tool" (subject) or "Users access [ssstiktok] to download content" (direct object). This grammatical classification ensures clarity and correctness, allowing the term to be integrated into sentences in a structurally sound manner, which is essential for the composition of a professional article.