provision vs subvention

provision and subvention both are nouns.

Word	Noun	Adjective	Verb	Adverb
provision	Yes	No	Yes	No
subvention	Yes	No	Yes	No

As nouns, subvention is a hyponym of provision; that is, subvention is a word with a more specific, narrower meaning than provision:

provision (noun)	subvention (noun)
the activity of supplying or providing something	the act or process of providing aid or help of any sort
the cognitive process of thinking about what you will do in the event of something happening	grant of financial aid as from a government to an educational institution
a stipulated condition
a store or supply of something (especially of food or clothing or arms)

provision (verb)	subvention (verb)
supply with provisions	guarantee financial support of