to sever the association of (oneself); separate

He tried to dissociate himself from the bigotry in his past.

to subject to dissociation.

to withdraw from association.

to undergo dissociation.

verb

associate , attach , join

verb

abstract , alienate , break off , detach , disassociate , disband , disconnect , disengage , disjoin , disperse , disrupt , distance , disunite , divide , divorce , estrange , isolate , quit , scatter , segregate , set apart , uncouple , unfix , withdraw , separate , sever