deposition vs dethronement

deposition and dethronement both are nouns.

Word	Noun	Adjective	Verb	Adverb
deposition	Yes	No	No	No
dethronement	Yes	No	No	No

As nouns, deposition and dethronement are synonyms defined as:

deposition and dethronement: the act of deposing someone; removing a powerful person from a position or office

deposition (noun)	dethronement (noun)
the act of deposing someone; removing a powerful person from a position or office	the act of deposing someone; removing a powerful person from a position or office
the act of putting something somewhere
(law) a pretrial interrogation of a witness; usually conducted in a lawyer's office
the natural process of laying down a deposit of something