Malayalam cinema preserves and popularizes the linguistic diversity of Kerala. Films often incorporate regional dialects (e.g., Thrissur slang, Kottayam accent, northern Malabar Arabic-Malayalam mix). Directors like Adoor Gopalakrishnan ( Elippathayam ) and Lijo Jose Pellissery ( Jallikattu ) use precise, unpolished local speech, resisting the Sanskritized or artificial "cinematic Malayalam."