melodramatic vs histrionic

melodramatic and histrionic both are adjectives.

Word	Noun	Adjective	Verb	Adverb
melodramatic	No	Yes	No	No
histrionic	No	Yes	No	No

As adjectives, melodramatic and histrionic are synonyms defined as:

melodramatic and histrionic: characteristic of acting or a stage performance; often affected

melodramatic (adjective)	histrionic (adjective)
characteristic of acting or a stage performance; often affected	characteristic of acting or a stage performance; often affected
having the excitement and emotional appeal of melodrama