harmonical vs harmonious

harmonical and harmonious both are adjectives.

Word	Noun	Adjective	Verb	Adverb
harmonical	No	Yes	No	No
harmonious	No	Yes	No	No

harmonical (adjective)	harmonious (adjective)
involving or characterized by harmony	musically pleasing
	exhibiting equivalence or correspondence among constituents of an entity or between different entities
	existing together in harmony
	suitable and fitting