Synonyms of dialect in English:

dialect


See definition of dialect

noun

1‘Hilary found it hard to understand the moorland dialect’

SYNONYMS
regional language, local language, local tongue, local speech, local parlance, variety of language
vernacular, patois, non-standard language, idiom
regionalisms, localisms, provincialisms
informal lingo, local lingo, -ese, -speak
acrolect, basilect, sociolect, idiolect