Heritage Language — Why Diaspora Families Are Losing Their Mother Tongue And How to Stop It
By Kawaljeet Singh
Table of Contents
A Language Disappears in Three Generations
There is a well-documented pattern among immigrant families worldwide, including Non-Resident Indian (NRI) families. The first generation speaks their heritage language at home. The second generation understands it but defaults to the dominant language with friends and siblings. By the third generation, the language is often gone, surviving only in a few phrases saved for grandparents.
This pattern is playing out quickly among NRI families across the UK, the US, Canada, Australia, and the UAE. Hindi, Punjabi, Tamil, Bengali, Gujarati, Telugu, Marathi, Kannada, and Malayalam carry generations of family memory, yet many are fading within two generations of migration.
What the Research Shows
Sociolinguist Joshua Fishman, whose Graded Intergenerational Disruption Scale is a foundational framework in heritage language studies, found that language shift speeds up once a heritage language stops being the main language spoken at home. A related UK study on second-generation South Asian children, published in the International Journal of Bilingualism, found that most children understand their heritage language, yet fewer than a third actually speak it with their own siblings. That gap between understanding and speaking is exactly where heritage languages quietly disappear.
It Goes Deeper Than Sentiment
Losing a heritage language is often treated as a sentimental loss — the sadness of grandparents who cannot talk to their grandchildren. The research points to something deeper. Bilingualism researcher Ellen Bialystok at York University found that children who actively maintain two languages show stronger attention and cognitive flexibility than monolingual children. Studies in the Journal of Cross-Cultural Psychology also link lost heritage fluency to higher rates of identity confusion in second-generation adults, even those who still feel connected to their culture in other ways. Language carries identity, not just vocabulary.
Why Standard Apps Fall Short for Heritage Learners
Most language apps are built for adult hobbyists learning a brand-new language. Children raised in NRI households are not beginners in the usual sense. They usually understand more than they can speak, carry mixed emotions about the language, and need cultural context alongside grammar. Treating Hindi or Tamil as a foreign language, the way a generic app does, ignores the relationship a child already has with it. This is a core reason live, personalised instruction tends to outperform self-study tools for heritage learners specifically.
What Educators Observe in Practice
Language teachers who specialise in heritage learners consistently report the same pattern: most students are not absolute beginners. They are second- or third-generation NRI children and adults who grew up hearing the language at home but never learned to speak it with confidence. They often arrive already understanding simple sentences, just unable to respond in kind. Effective heritage-language teaching starts from what a learner already absorbed growing up rather than from zero, which is why progress often happens faster than parents expect.
What Actually Helps
Four things consistently show up in the research and in practice:
- Speaking the heritage language at home, even imperfectly, for a meaningful part of the day.
- Pairing conversation with cultural context through festivals, food, and music rather than vocabulary drills.
- Choosing live instruction from a native speaker over recorded or app-based lessons, since real-time feedback is hard to replace.
- Normalising the language within a community, since children are highly sensitive to whether speaking it feels socially acceptable among peers.
Comparing Heritage Language Resources
Not every resource serves heritage learners the same way. The table below compares common options on what matters most for NRI families.
| Resource Type | Best For | Heritage Learner Fit | Cost | Key Limitation |
| Language Apps (e.g. Duolingo) | Complete beginners, vocabulary drills | Low: treats language as foreign, ignores existing exposure | Free to £10/mo | No live feedback, no cultural context, Indian languages often absent |
| YouTube Channels | Passive listening, cultural immersion | Medium: useful for exposure and cultural context | Free | No personalisation, no speaking practice, variable quality |
| Community Classes (e.g. Saturday schools) | Children with local diaspora community access | High: peer immersion, cultural events | Low to moderate | Inconsistent availability, varies widely by city and language |
| Self-Study (books, podcasts) | Motivated adults with structured goals | Low to medium, depends heavily on materials chosen | Low | No accountability, poor for pronunciation development |
| Live 1-on-1 Online Tutoring | All ages, heritage speakers needing active fluency | High: personalised, conversational, native-speaker led | Moderate to high | Requires finding a qualified tutor in the right language |
The right mix depends on the learner’s age, existing exposure, and goals. Community classes often provide social motivation, while live tutoring builds the conversational fluency that apps alone rarely deliver.
The Window Will Not Stay Open Forever
Heritage language loss is not inevitable. It is the result of specific conditions, and those conditions can change with consistent effort at home, exposure to cultural context, and, where possible, access to a fluent speaker who can hold a real conversation with the learner.
Recommended Resources
General language exposure: YouTube channels and podcasts in the target language, used alongside — not instead of — active practice.
Structured, beginner-friendly apps: Duolingo or Babbel for widely spoken languages; coverage of Indian languages is limited.
Local community programmes: Saturday schools or cultural centre classes, where available, for peer-based practice.
Live tutoring for Indian languages specifically: platforms such as Hindustani Tongue offer live 1-on-1 instruction in Hindi, Punjabi, Tamil, Bengali, Gujarati, Marathi, Telugu, Kannada, and Malayalam, which can be useful for families who can’t find a qualified local tutor in a specific Indian language.
To see all of our self-study guides, favorite programs, online subscriptions, apps, podcasts, and YouTubes for the language you’re learning, look for your language in the table below.
FAQs
What is heritage language loss?
It is the decline in fluency of an immigrant family’s original language across generations, usually accelerating by the second generation.
Is it harmful to raise children bilingually?
No. Research consistently shows bilingualism supports cognitive development, with no credible evidence it slows fluency in the dominant language.
Why do diaspora children resist speaking their parents’ language?
It is mostly social. Children associate the dominant language with peer acceptance and resist anything that marks them as different, which is why framing the heritage language with pride helps more than rules.
What works best for NRI families learning Indian languages online?
Live one-on-one instruction from native speakers, combined with consistent use at home and real cultural context, consistently outperforms generic apps for heritage learners.
