Basilect is a term in linguistics that refers to the least prestigious dialect or language variety in a particular speech community. It is often characterized by its lack of standardization and adoption of non-standard linguistic features. Synonyms for basilect include vernacular, dialect, pidgin, creole, colloquialism, slang, patois, jargon, and patwah. Each of these terms carries a different connotation but all share the common characteristic of being non-standard forms of language. Understanding and using these synonyms can help linguists and language learners better identify and describe the diversity of language varieties found within communities and improve our overall understanding of language diversity.