melodic vs melodious

melodic and melodious both are adjectives.

Word	Noun	Adjective	Verb	Adverb
melodic	No	Yes	No	No
melodious	No	Yes	No	No

As adjectives, melodic and melodious are synonyms defined as:

melodic and melodious: containing or constituting or characterized by pleasing melody

Other synonyms of melodic include musical.

melodic (adjective)	melodious (adjective)
containing or constituting or characterized by pleasing melody	containing or constituting or characterized by pleasing melody
of or relating to melody	having a musical sound; especially a pleasing tune