As verbs the difference between disenthroned and disenthrones
is that disenthroned is past tense of disenthrone while disenthrones is third-person singular of disenthrone.
disenthroned
English
Verb
(head)
(disenthrone)
disenthrone
English
Verb
(disenthron)
To dethrone.
References
*Chambers's Etymological Dictionary , 1896, p. 130