Curietherapy vs actinotherapy

Curietherapy and actinotherapy both are nouns.

Word	Noun	Adjective	Verb	Adverb
Curietherapy	Yes	No	No	No
actinotherapy	Yes	No	No	No

As nouns, actinotherapy is a hypernym of Curietherapy; that is, actinotherapy is a word with a broader meaning than Curietherapy:

Curietherapy: the use of radium in radiation therapy
actinotherapy: (medicine) the treatment of disease (especially cancer) by exposure to a radioactive substance

Other hypernyms of Curietherapy include irradiation, radiation, radiation therapy, radiotherapy.

Curietherapy (noun)	actinotherapy (noun)
the use of radium in radiation therapy	(medicine) the treatment of disease (especially cancer) by exposure to a radioactive substance