geomorphological vs structural

geomorphological and structural both are adjectives.

Word	Noun	Adjective	Verb	Adverb
geomorphological	No	Yes	No	No
structural	No	Yes	No	No

As adjectives, geomorphological and structural are synonyms defined as:

Other synonyms of geomorphological include geomorphologic, morphologic, morphological.

geomorphological (adjective)	structural (adjective)
pertaining to geological structure	relating to or having or characterized by structure
	relating to or caused by structure, especially political or economic structure
	relating to or concerned with the morphology of plants and animals
	pertaining to geological structure
	concerned with systematic structure in a particular field of study
	affecting or involved in structure or construction