dissociate
dissociate (dis*sō"shi*āt) , transitive verb
[Latin dissociatus, past participle of dissociare to dissociate; dis- + sociare to unite, associate, socius companion. See Social.]
To separate from fellowship or union; to disunite; to disjoin; as, to dissociate the particles of a concrete substance.
Before Wyclif's death in 1384, John of Gaunt had openly dissociated himself from the reformer.