asymmetric vs asymmetrical

asymmetric and asymmetrical both are adjectives.

Word	Noun	Adjective	Verb	Adverb
asymmetric	No	Yes	No	No
asymmetrical	No	Yes	No	No

As adjectives, asymmetric and asymmetrical are synonyms defined as:

asymmetric and asymmetrical: characterized by asymmetry in the spatial arrangement or placement of parts or components

asymmetric (adjective)	asymmetrical (adjective)
characterized by asymmetry in the spatial arrangement or placement of parts or components	characterized by asymmetry in the spatial arrangement or placement of parts or components
	irregular in shape or outline