foliation vs stratification

foliation and stratification both are nouns.

Word	Noun	Adjective	Verb	Adverb
foliation	Yes	No	No	No
stratification	Yes	No	No	No

As nouns, stratification is a hypernym of foliation; that is, stratification is a word with a broader meaning than foliation:

foliation (noun)	stratification (noun)
the production of foil by cutting or beating metal into thin leaves	the act or process or arranging persons into classes or social strata
the work of coating glass with metal foil	the placing of seeds in damp sand or sawdust or peat moss in order to preserve them or promote germination
(architecture) leaf-like architectural ornament	a layered configuration
(geology) the arrangement of leaflike layers in a rock	forming or depositing in layers
(botany) the process of forming leaves	the condition of being arranged in social strata or classes within a group