agiotage vs transaction

agiotage and transaction both are nouns.

Word	Noun	Adjective	Verb	Adverb
agiotage	Yes	No	No	No
transaction	Yes	No	No	No

As nouns, transaction is a hypernym of agiotage; that is, transaction is a word with a broader meaning than agiotage:

agiotage: speculative dealing in stock exchange securities or foreign exchange.
transaction: the act of transacting within or between groups (as carrying on commercial activities)

Other hypernyms of agiotage include dealing, dealings, speculation, venture.

agiotage (noun)	transaction (noun)
a fee charged for exchanging currencies	the act of transacting within or between groups (as carrying on commercial activities)
speculative dealing in stock exchange securities or foreign exchange.