arboreal vs tree-shaped

arboreal and tree-shaped both are adjectives.

Word	Noun	Adjective	Verb	Adverb
arboreal	No	Yes	No	No
tree-shaped	No	Yes	No	No

As adjectives, arboreal and tree-shaped are synonyms defined as:

arboreal and tree-shaped: resembling a tree in form and branching structure

Other synonyms of arboreal include arboreous, arborescent, arboresque, arboriform, dendriform, dendroid, dendroidal, treelike.

arboreal (adjective)	tree-shaped (adjective)
inhabiting or frequenting trees	resembling a tree in form and branching structure
of or relating to or formed by trees
resembling a tree in form and branching structure