botheration vs mental state

botheration and mental state both are nouns.

Word	Noun	Adjective	Verb	Adverb
botheration	Yes	No	No	No
mental state	Yes	No	No	No

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

botheration: the psychological state of being irritated or annoyed
mental 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 botheration include mental condition, psychological condition, psychological state.

botheration (noun)	mental state (noun)
something or someone that causes trouble; a source of unhappiness	(psychology) a mental condition in which the qualities of a state are relatively constant even though the state itself may be dynamic
the psychological state of being irritated or annoyed