Britannica
Sources used in this answer
Why can languages become more similar when their speakers remain in close contact?
Created from Britannica articles
using AI.
AI can make mistakes, so verify using Britannica articles.
Linguistics
Much of the foundation of 20th-century sociolinguistics was created by the Swiss linguist Ferdinand de Saussure (1857–1913).
Languages become more similar when their speakers remain in close contact because interaction facilitates the exchange of linguistic features, leading to the leveling of differences. When populations interact frequently, they naturally adopt common speech patterns, a process often driven by the social prestige of certain dialects or a standard language.12
This unification is supported by several factors:
- Social Interaction: Intense contact within a social group fosters uniformity, as speakers adopt or reject new features based on their environment.1
- Mobility and Communication: Increased population mobility, mass literacy, and modern mass communications reduce dialectal differences by promoting a shared standard.2
- Urban Influence: Major urban centers often act as hubs, where a prestigious dialect expands and replaces local variations.2
- Loanwords: Through contact, speakers frequently adopt loanwords from other languages or dialects, which are then assimilated into the borrowing language's grammatical and phonological patterns.3
Conversely, when contact is infrequent—often due to geographic barriers like mountains or rivers, or social divisions—dialectal differences are more easily maintained or increased.12