A simplified form of communication develops when groups with different native tongues need to interact. This new language borrows vocabulary and grammar from the languages of the groups in contact, resulting in a reduced and often simplified linguistic system. An example can be observed in regions with significant historical trade between different linguistic communities, where a functional language emerged to facilitate transactions and understanding.
Understanding this type of language is crucial in the study of human geography because it reflects patterns of cultural interaction, migration, and trade. Its emergence highlights the impact of globalization and intercultural exchange on linguistic landscapes. Historically, these languages often arose in colonial contexts or along major trade routes, leaving a lasting impact on the linguistic diversity and cultural identities of the affected regions.