treelike vs arboresque

treelike and arboresque both are adjectives.

Word	Noun	Adjective	Verb	Adverb
treelike	No	Yes	No	No
arboresque	No	Yes	No	No

As adjectives, treelike and arboresque are synonyms defined as:

treelike and arboresque: resembling a tree in form and branching structure

Other synonyms of treelike include arboreal, arboreous, arborescent, arboriform, dendriform, dendroid, dendroidal, tree-shaped.

treelike (adjective)	arboresque (adjective)
resembling a tree in form and branching structure	resembling a tree in form and branching structure