All the vocal sounds, words, and ways of combining them common to a particular nation, tribe, or other speech community
A language from which a later language is derived:
one's native language; the language learned by children and passed from one generation to the next
Find another word for mother-tongue. In this page you can discover 16 synonyms, antonyms, idiomatic expressions, and related words for mother-tongue, like: language, parent language, native language, first-language, native speech, dialect, local idiom, natal tongue, vernacular, maternal language and native-tongue.