indexation vs regulating

indexation and regulating both are nouns.

Word	Noun	Adjective	Verb	Adverb
indexation	Yes	No	No	No
regulating	Yes	No	No	No

As nouns, regulating is a hypernym of indexation; that is, regulating is a word with a broader meaning than indexation:

indexation: a system of economic regulation: wages and interest are tied to the cost-of-living index in order to reduce the effects of inflation
regulating: the act of controlling or directing according to rule

Other hypernyms of indexation include regulation.

indexation (noun)	regulating (noun)
a system of economic regulation: wages and interest are tied to the cost-of-living index in order to reduce the effects of inflation	the act of controlling or directing according to rule