Does Being Bilingual Cause a Language Delay?

Many families wonder if speaking more than one language at home might confuse their child or cause a language delay. The good news is bilingualism does not cause language delays.

What research shows

Children around the world grow up learning multiple languages every day. Research consistently shows that learning two or more languages:

• Does not delay language development

• Does not cause speech disorders

• Does not confuse children

Bilingual children may mix languages at times, which is a normal part of learning.

Why bilingual children may seem delayed

Sometimes bilingual children:

• Have a smaller vocabulary in each language individually

• Take slightly longer to respond while choosing a language

However, when both languages are considered together, their total language skills are often right on track.

When to seek speech therapy

If a child shows language difficulties:

• In both languages

• Compared to peers with similar language exposure

A speech-language pathologist trained in bilingual development can help.

Supporting bilingual language growth

Parents can:

• Provide rich language experiences through play and reading

• Avoid limiting language use out of fear

Takeaway Message

Bilingualism is a strength. Supporting a child’s home language helps build strong communication skills and family connections.

Source:

     American Speech-Language-Hearing Association. (2022). Multilingual service delivery in audiology and speech-language pathology. American Speech-Language-Hearing Association. https://www.asha.org/practice-portal/professional-issues/multilingual-service-delivery/?srsltid=AfmBOooiefujk_KVjVvy7EnViYxE7cEBkCEuClM8iQ31GFUqyj41AMbZ#collapse_1

Comeau, R. (2025, October 20). Speaking more than one language with my child. The Hanen Centre - Speaking More Than One Language with My Child. https://www.hanen.org/information-tips/speaking-more-than-one-language-with-my-child