foliate vs decorate

foliate is an adjective but decorate is not an adjective.

Word	Noun	Adjective	Verb	Adverb
foliate	No	Yes	Yes	No
decorate	No	No	Yes	No

As verbs, decorate is a hypernym of foliate; that is, decorate is a word with a broader meaning than foliate:

Other hypernyms of foliate include adorn, beautify, embellish, grace, ornament.

foliate (adjective)	decorate (adjective)
ornamented with foliage or foils
(often used as a combining form) having or resembling a leaf or having a specified kind or number of leaves
(especially of metamorphic rock) having thin leaflike layers or strata

foliate (verb)	decorate (verb)
grow leaves	provide with decoration
number the pages of a book or manuscript	make more attractive by adding ornament, colour, etc.
coat or back with metal foil	award a mark of honor, such as a medal, to
hammer into thin flat foils	be beautiful to look at
decorate with leaves