syntony vs psychological state

syntony and psychological state both are nouns.

Word	Noun	Adjective	Verb	Adverb
syntony	Yes	No	No	No
psychological state	Yes	No	No	No

As nouns, psychological state is a hypernym of syntony; that is, psychological state is a word with a broader meaning than syntony:

syntony: the state of being normally responsive to and in harmony with the environment.
psychological state: (psychology) a mental condition in which the qualities of a state are relatively constant even though the state itself may be dynamic

Other hypernyms of syntony include mental condition, mental state, psychological condition.

syntony (noun)	psychological state (noun)
the state of being normally responsive to and in harmony with the environment.	(psychology) a mental condition in which the qualities of a state are relatively constant even though the state itself may be dynamic